What is the approximate electrostatic force between two protons each having a charge of +1. 6 x 10-19 C separated by a distance of 1. 0 × 10–6 meter?
A)
2. 3 × 10–16 N and repulsive
B)
2. 3 × 10–16 N and attractive
C)
9. 0 × 1021 N and repulsive
D)
9. 0 × 1021 N and attractive
Answers
The approximate electrostatic force between two protons each having a charge of +1. 6 x 10-19 C separated by a distance of 1. 0 × 10–6 meter A) 2.3 × 10^–16 N and repulsive.
To calculate the electrostatic force between two protons, we can use Coulomb's Law:
F = (k * q1 * q2) / r^2
where F is the electrostatic force, k is Coulomb's constant (8.99 × 10^9 N m^2 C^−2), q1 and q2 are the charges of the two protons, and r is the distance between them.
Given: q1 = q2 = +1.6 × 10^-19 C, r = 1.0 × 10^-6 m
Now, plug the values into the formula:
F = (8.99 × 10^9 N m^2 C^−2 * (1.6 × 10^-19 C)^2) / (1.0 × 10^-6 m)^2
F ≈ 2.3 × 10^-16 N
Since both charges are positive, the electrostatic force will be repulsive. Therefore, the correct answer is:
A) 2.3 × 10^–16 N and repulsive
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Related Questions
PLEASE HELP! I WILL MARK BRAINLIEST! tight guitar string has a frequency of 560 Hz as its third harmonic. What will be its fundamental frequency if it is fingered at a length of only 60% of its original length?
Answers
Answer:
Original fundamental frequency = 311.111 Hz (Approx)
Explanation:
Given:
Frequency (f) = 560 Hz
3rd harmonic
Used length = 60%
Find:
Original fundamental frequency.
Computation:
Fundamental frequency = Frequency (f) / 3rd harmonic
Fundamental frequency = 560 / 3
Original fundamental frequency = 560 / 3(60%)
Original fundamental frequency = 560 / 1.8
Original fundamental frequency = 311.111 Hz (Approx)
how to keep nick alive house of ashes
Answers
"House of Ashes" is a video game that follows a group of soldiers who are trapped underground and must fight for survival against supernatural creatures.
Nick is one of the characters in the game, and keeping him alive can be challenging. Here are some tips to help you keep Nick alive in "House of Ashes":
Pay attention to Quick Time Events (QTEs): During certain action sequences in the game, you will need to react quickly to avoid danger.
Keep an eye out for QTE prompts on the screen and respond quickly to keep Nick and the other characters alive.
Choose dialogue options carefully: The choices you make during dialogue scenes can impact how the story unfolds.
Choose dialogue options that align with Nick's personality and try to avoid antagonizing other characters.
Use cover to avoid enemy attacks: When you encounter enemies, use cover to avoid their attacks. Stay behind objects like pillars or walls and peek out to take shots at the enemy.
This can help you avoid taking damage and keep Nick alive.
Work with the other characters: "House of Ashes" is a cooperative game, and you will need to work with the other characters to survive. Pay attention to their needs and help them when necessary.
This can help build trust and improve your chances of keeping Nick alive.
Be cautious when exploring: When you are exploring the underground tunnels, be cautious and watch out for traps and other dangers.
Move slowly and carefully to avoid setting off traps or attracting the attention of enemies.
By following these tips, you can improve your chances of keeping Nick alive in "House of Ashes".
However, keep in mind that the game has multiple possible endings, and your choices will impact the outcome of the story.
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When writing a number in scientific notation, how many digits should be to
the left of the decimal point?
o
A. None
B. One
C. Two
D. It depends on how precise you want your answer to be.
Answers
Answer:
C
Explanation:
what minimum number of cycles is necessary for the engine to lift a 500 kg rock through a height of 100 m ?
Answers
The minimum number of cycles required for the engine to lift the 500 kg rock through a height of 100 m is 1 cycle.
To determine the minimum number of cycles, we can use the work-energy principle. The work done on an object is equal to the product of the force applied and the distance over which the force is applied. In this case, the work done on the rock is equal to the gravitational potential energy gained.
The gravitational potential energy (PE) can be calculated using the formula PE = mgh, where m is the mass of the rock, g is the acceleration due to gravity, and h is the height.
In this scenario, the work done in each cycle is equal to the change in potential energy, which is mgh. Therefore, the total work done by the engine is equal to the product of the work done in each cycle and the number of cycles (W = mgh × N).
We can rearrange the equation to solve for the number of cycles (N):
N = W / (mgh)
N = (mgh) / (mgh)
N = 1
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Calculate the work done when lifting a sack of potatoes with a force of 100N vertically
6m.
Answers
Answer:
600J
Explanation:
W=Fd so, W=100*6=600J
What will be the ratio between the initial and final kinetic energy of a car, if its velocity is tripled?
A. 1:6
B. 1:7
C. 1:8
D. 1:9
Answers
Answer:b
Explanation:
Why does light bend when it passes through one medium to another
Answers
light bend when it passes from one medium to another due to refraction.
What is a refraction of light?Refraction is the term used to describe how a wave is redirected as it travels through different media. The redirection can be caused by either a change in the medium or a change in the wave's speed.
Depending on the optical density of the surrounding medium, a light beam's velocity changes as it passes through one medium and moves through another.
When a light beam enters another medium at a slanting angle, the first ray to arrive at the medium changes velocity faster than any other ray, causing the beam to bend.
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Find the magnitude of the sumof these two vectors:5.60 m A,30.0°B 6.00 mmagnitude (m)
Answers
In order to find the magnitude of the vectors given, let's find first the components
The component in the x-axis
\(C_X=5\cos (0)+6\cos (180+30)\)\(C_X=-0.196\)then the component in the y-axis
\(C_Y=5\sin (0)+6\sin (180+30)=-3\)Then the magnitude can be calculated with the next formula
\(|M|=\sqrt[]{Cx^2+C_Y^2}\)we substitute the values
\(|M|=\sqrt[]{(-0.196)^2+(-3)^2}=3.01m\)The magnitude is 3.01m
then for the direction, we can use the next formula
\(\theta=\tan ^{-1}(\frac{C_Y}{C_x})\)we substitute the values
\(\theta=\tan ^{-1}(\frac{-3}{-0.196})=86.26\text{\degree}\)then because both components are negative the direction will be
\(\text{direction}=86.26+180=266.26\text{\degree}\)24) A 0.042-kg pet lab mouse sits on a 0.35 kg air-track cart. The cart is at rest, as is a second cart with a mass of 0.25 kg. The lab mouse now jumps to the second cart. After the jump, the 0.35-kg cart has a speed of u1=0.88m/s. What is the speed v2 of the mouse and the 0.25-kg cart? |
Answers
The mass of the mouse, m₁=0.042 kg
The mass of the 1st cart, m₂=0.35 kg
The mass of the second cart, m₃=0.25 kg
The speed of the 1st car after the jump, u₁=0.88 m/s
From the law of conservation of momentum, the momentum of a system should always remain the same.
Before the mouse jumps from one cart to another, all the objects were at rest. Therefore the total momentum of the system was zero.
Thus after the mouse jumps, the total momentum of the system should be equal to zero.
Thus the momentum of the second cart and the mouse will be equal in magnitude to the momentum of the first cart but it will be in the opposite direction.
Thus,
\(m_2u_1=(m_1+m_3)v_2\)On substituting the known values,
\(\begin{gathered} 0.35\times0.88=(0.042+0.25)v_2 \\ \Rightarrow v_2=\frac{0.35\times0.88}{(0.042+0.25)} \\ =1.05\text{ m/s} \end{gathered}\)Thus the speed of the mouse and the second cart after the mouse jumps is 1.05 m/s
If an object has a fast velocity, the dots on a ticker tape diagram will be _____.
very long
far apart
very short
close together
Answers
Answer:
If an object has a fast velocity, the dots on a ticker tape diagram will be far apart.
What is the average translational KE of 5 moles of gas molecules at 300 K?
a.
2.1 x 103 J
b.
1.87 x 104 J
c.
1.78 x 105 J
d.
1.68 x 106 J
Answers
Answer:
What is the average translational kinetic energy of molecules in an ideal gas at 37°C? The average translational energy of a molecule is given by the equipartition theorem as, E = 3kT 2 where k is the Boltzmann constant and T is the absolute temperature.
Explanation:
The average translational energy of a molecule is given by the equipartition theorem as, E = 3kT 2 where k is the Boltzmann constant and T is the absolute temperature.
consider that the lens in the human eye can vary between 7 or 8 diopters to about 20 diopters by exerting muscular forces on the lens. if the retina is located 2 cm from the lens, at what distance from the lens will the object be focused on the retina with 7 or 8 diopters, and at what distance at 20 diopters?
Answers
The object is focused on the retina at a distance of 0.019 meters with a lens strength of 7-8 diopters and at a distance of 0.041 meters with a lens strength of 20 diopters.
The formula that relates the lens strength in diopters with the distance of the focal point and the object is:
1/f = (n_lens - n_air)/ R
where f is the focal length in meters, n_lens is the refractive index of the lens, n_air is the refractive index of the air, and R is the radius of curvature of the lens in meters.
The focal length and the object distance are related by:
f = 1/ S + 1/ S'
where S is the object distance, S' is the image distance, and both distances are measured from the lens.
For the human eye, the values of the refractive indices and the radius of curvature are:
n_lens = 1.38, n_air = 1, R = 0.009 m. The values of the lens strength in diopters are: D1 = 7-8, D2 = 20.
We can use the formula for the focal length to find the object distance for each value of the lens strength.
1/f1 = (1.38 - 1)/ 0.009D1 = 7-8=> f1 = 0.0151 m1/ S1 = 1/ f1 - 1/ 0.02=> S1 = 0.019 m1/f2 = (1.38 - 1)/ 0.009D2 = 20=> f2 = 0.045 m1/ S2 = 1/ f2 - 1/ 0.02=> S2 = 0.041 mT
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The lifecycle of a star, including the sun, is controlled by the blank of the star. A. Ending mass B. Ending density C. Initial density D. Initial mass
Answers
When potassium iodide liquid is poured into lead nitrate solution (both clear solutions), a bright yellow solid, lead iodide, forms in a potassium nitrate solution. What are the signs that this is a chemical reaction? Check all that apply.
Heat is produced.
Light is produced.
Heat is absorbed.
Bubbles appear.
A precipitate forms.
The color changes.
Answers
Let's see the chemical equation
\(\\ \sf\longmapsto KI+Pb(NO_3)_2\longrightarrow PbI_2+KNO_3+\Delta H\)
Heat is produced (Exothermic)Light is producedA precipitate forms(Yellow solid)Color changesAnswer: the person above is wrong
the correct answers are:
E
F
A precipitate forms.
The color changes.
At an amusement park, you and a friend sit on a large rotating disk. You sit at the edge and have a rotational speed of 10 RPM and a linear speed is 12 m/s. Your friend does halfway to the center What is her rotational speed and linear speed
Answers
A crate with a mass of 100 kg sits on a flat horizontal surface. If a person slides the crate with a constant velocity across the floor with a force of 325 N, what is the coefficient of kinetic friction between the crate and the floor?
Please show work :)
Answers
The create is moving at a constant velocity, so there is no acceleration and the crate is in equilibrium. This means the net force acting on the crate is 0. By Newton's second law, we have
n - w = 0
s - f = 0
where n denotes the magnitude of the normal force acting on the crate, w denotes its weight, s is the magnitude of the force applied by the person (s for sliding), and f is the magnitude of the kinetic friction force.
The friction force is proportional ot the normal force by a factor of µ, the coefficient of kinetic friction. So we have
n = w = (100 kg) (9.80 m/s²) = 980 N
s = f = µ n → 325 N = µ (980 N) → µ = (325 N) / (980 N)
So the coeficient of kinetic friction is approximately µ ≈ 0.332.
Water (density = 1 ´ 103 kg/m3) flows at 15 m/s through a pipe with radius 0. 040 m. The pipe goes up to the second floor of the building, 3. 0 m higher, and the pressure remains unchanged. What is the speed of the water flow in the pipe on the second floor?
Answers
The is that the velocity of water flow in the pipe on the second floor is 13.6 m/s.
To calculate the velocity of water flow on the second floor, we can use Bernoulli’s principle which states that the pressure and speed of a fluid are inversely proportional to each other. Pressure + (1/2) * Density * Velocity^2 + Density * g * Height
= Constant (where g = acceleration due to gravity)In this problem, since the pressure remains unchanged, we can eliminate the first term on both sides of the equation for both positions. Using Bernoulli’s principle for position 1 and 2 as:
(1/2) * Density * Velocity1^2 + Density * g * H1 = ConstantPosition 2:
(1/2) * Density * Velocity2^2 + Density * g * H2
= ConstantConstant
= (1/2) * Density * Velocity1^2 + Density * g *
H1Taking the difference of the above equations we get:1/2 * ρ * (V2^2 - V1^2)
= -ρghV2^2 - V1^2
= -2ghV2^2 = V1^2 - 2ghV2
= √(V1^2 - 2gh)
The negative sign is ignored as it represents the direction of flow. Putting the values we get:
V2 = √(15^2 - 2 × 9.81 × 3)
= 13.6 m/s
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Based on what you have learned about self-esteem, reflect on your own sense of self-esteem. In the space below, explore and discuss the things that impact your self-esteem and ways you use to maintain high or positive self-esteem.
Answers
Self-esteem is based on the opinions and beliefs of the individuals. This helps us to value or perceive ourselves. It defines your self-worth and how you treat yourself.
Self-esteem refers to the positive (high self-esteem) and negative (low self-esteem) feelings that we have ourselves. High self-esteem or positive self-esteem is defined as self-love,self-value, self-respect, and dignity.
Positive self-esteem means believing in your own capability to do things on your own. When there is a lack of self-confidence, self-love leads to negative self-esteem.
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DETAILS COLFUNPHYS1 4.P.012. MY NOTES PRACTICE ANOTHER Two hockey players strike a puck of mass 0.162 kg with their sticks simultaneously, exerting forces of 1.17 x 103 N, directed west, and 9.00 x 10² N, directed 30.0° east of north. Find the instantaneous acceleration of the puck. magnitude direction north of west Additional Materials eBook
Answers
The instantaneous acceleration of the puck is approximately 3.69 m/s², directed 16.3° north of west.
To find the instantaneous acceleration of the puck, we can use Newton's second law of motion, which states that the net force acting on an object is equal to the mass of the object multiplied by its acceleration.
Mass of the puck (m) = 0.162 kg
Force exerted by the first player (F1) = 1.17 x 10³ N (directed west)
Force exerted by the second player (F2) = 9.00 x 10² N (directed 30.0° east of north)
To determine the net force acting on the puck, we need to break down the forces into their x and y components. Let's consider the x-axis as east-west and the y-axis as north-south.
The x-component of F1 is:
F1x = F1 * cos(180°) (since it is directed west)
F1x = -1.17 x 10³ N
The x-component of F2 is:
F2x = F2 * cos(30.0°) (since it is directed east of north)
F2x = 9.00 x 10² N * cos(30.0°)
The y-component of F2 is:
F2y = F2 * sin(30.0°) (since it is directed east of north)
F2y = 9.00 x 10² N * sin(30.0°)
Now we can calculate the net force in the x-direction and y-direction:
Net force in the x-direction (Fnetx) = F1x + F2x
Net force in the y-direction (Fnety) = F2y
Next, we can calculate the acceleration of the puck using Newton's second law:
Fnet = m * a
For the x-direction:
Fnetx = m * ax
For the y-direction:
Fnety = m * ay
Solving for ax and ay:
ax = Fnetx / m
ay = Fnety / m
Finally, we can find the magnitude and direction of the instantaneous acceleration using the Pythagorean theorem and trigonometry:
Magnitude of acceleration (|a|) = sqrt(ax² + ay²)
Direction of acceleration (θ) = atan(ay / ax)
Plugging in the values and performing the calculations, we find:
F1x = -1.17 x 10³ N
F2x = 9.00 x 10² N * cos(30.0°)
F2y = 9.00 x 10² N * sin(30.0°)
Fnetx = F1x + F2x
Fnety = F2y
ax = Fnetx / m
ay = Fnety / m
|a| = sqrt(ax² + ay²)
θ = atan(ay / ax)
By substituting the given values and performing the calculations, we get:
ax ≈ 6.48 m/s²
ay ≈ 1.79 m/s²
|a| ≈ 3.69 m/s²
θ ≈ 16.3° north of west
Therefore, the instantaneous acceleration of the puck is approximately 3.69 m/s², directed 16.3° north of west.
The puck experiences an instantaneous acceleration of approximately 3.69 m/s², directed 16.3° north of west.
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The escape speed from the moon is much smaller than from earth, around 2. 38 km/s. True or false?.
Answers
The statement is True.
What is the Escape speed of the Moon?
The Escape velocity of the Moon is 2.38km/s.
The conservation of energy and an energy field with a finite depth leads to the existence of escape velocity. When moving under conservative forces (like a static gravity field), an object with a given total energy can only travel to combinations of locations and speeds that have that total energy; locations with higher potential energy cannot be reached at all. The object's reachable locations increase as speed (kinetic energy) is added; with enough energy, the locations become infinite.The minimum speed an object needs to travel at in order to "escape" gravity for a given gravitational potential energy at a given position is known as the escape velocity (i.e. so that gravity will never manage to pull it back). Because it does not specify a direction of travel, escape velocity is actually a speed (not a velocity) and the object can escape the gravitational field in any direction (provided its path does not intersect the planet).
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The acceleration of gravity on planet Y is 14.4 m/s/s. An object has a mass of 42.2 kg. What would be its weight on planet Y?
Weight
Help Links
N
Answers
Answer:
607.68N [weight on planet Y]
Explanation:
Using the formula
\(w = mg\)
Where w is the weight, m is the mass and g is the gravity.
Gravity (g) on planet Y is 14.4 m/s/s
Object has a mass (m) of 42.2 kg
Weight (w) on planet Y is w
-
NOTE: '•' MEANS MULTIPLICATION
NOTE: WEIGHT IS MEASURED IN NEWTONS (N)
-
Inputing the values into the formula, and solving it...
w = mgw = 42.2 • 14.4w = 607.68== 607.68N [weight on planet Y]
Use the drop-down menus to complete each statement. Is the process of charging an object without touching it. Is the process of charging a sphere by touching it with a charged rod.
Answers
The process of charging an object without touching it is called induction charging.
The process of charging a sphere by touching it with a charged rod is called charging by conduction..
When an uncharged object brings into the contact of the charged object but not touching the object directly, the uncharged object gets charged. This process of charging is called Induction Charging.
When an uncharged object brings in to the contact of the charged object by touching it directly, the uncharged object gets charged, This process of charging is called Conduction Charging.
When a charged rod touches the metal sphere, sphere gets same charged as the rod. The process of charging a sphere by touching it with a charged rod. is called conduction charging.
For more details about the conduction and induction charging, follow the link given below.
https://brainly.com/question/13599143.
Answer:
induction and conduction or 3,2 or c and b
Explanation:
edge 2022
The half-life of 14C is 5730 years. How long will it take an original group of 100 14C atoms to be reduced to 25? Show your work.
Answers
It will take approximately 38057 years for the original group of 100 14C atoms to be reduced to 25.
To calculate the time it takes for an original group of 100 14C atoms to be reduced to 25, we can use the formula for exponential decay:
N(t) = N₀ * (1/2)^(t/T)
Where:
N(t) is the final number of atoms after time t
N₀ is the initial number of atoms
t is the time passed
T is the half-life of the substance
We can rearrange the formula to solve for t:
t = T * log(N(t) / N₀) / log(1/2)
Substituting the values into the formula:
t = 5730 * log(25 / 100) / log(1/2)
Using logarithmic properties, we can simplify the equation:
t = 5730 * log(0.25) / log(1/2)
Now, calculating the values:
t ≈ 5730 * (-0.60206) / (-0.30103)
t ≈ 5730 * 0.60206 / 0.30103
t ≈ 11460 / 0.30103
t ≈ 38057.16 years
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the answer to the previous question indicates that the upward buoyant force on an object immersed in water (or other fluid) is equal to group of answer choices the weight of the volume of the object below the surface of the water (or fluid). the weight of the entire object. the weight of volume of the water (or fluid) equal to the volume of the object. the weight of the volume of water (or fluid) displaced by the object.
Answers
The correct answer is the Option D.
weight of volume of the water (or fluid) displaced by the object.
What is buoyant force ?
The buoyant force is the upward force exerted on an item that is fully or partially submerged in a fluid. This upward thrust is also known as an upthrust. A body submerged partially or completely in a fluid will appear to lose weight or be lighter due to the buoyant force.
The weight of the volume of water or fluid displaced by the object and that upward buoyant force will be at the center of mass of the fluid or water that displaced.
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a population of values has a normal distribution with μ = 148.8 μ=148.8 and σ = 95.3 σ=95.3 . you intend to draw a random sample of size n = 45 n=45 .
Answers
if you were to draw multiple random samples of size 45 from this population, the distribution of the sample means would be normal with a mean of 148.8 and a standard deviation of 14.2.
If you intend to draw a random sample of size n=45 from a population of values with a normal distribution where μ=148.8 and σ=95.3, you can use the central limit theorem to approximate the distribution of the sample mean. The central limit theorem states that as the sample size increases, the distribution of the sample mean becomes more normal regardless of the distribution of the population.
In this case, since the population has a normal distribution, we can assume that the distribution of the sample mean will also be normal. The mean of the sample mean will be the same as the population mean, which is 148.8. The standard deviation of the sample mean (also called the standard error) will be the population standard deviation divided by the square root of the sample size, which is 95.3/√45=14.2.
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What are the differences between balloon framing and platform framing? What are the advantages and disadvantages of each? Why has platform faming become the method of choice?
Why is little added fire stopping required in platform framing?
Why is a steel beam or glue-laminated wood beam preferred to a solid wood beam at the foundation level?
Answers
Answer:
Difference : Balloon framing go through from foundation to top floor while Platform do not
advantages and disadvantages
Balloon framing : It has less vertical shrinkage ( disadvantage )
platform framing : It has more vertical shrinkage and fire stops ( advantage )
platform framing : It is easier and safer to use
Reason for platform framing :
Due to these advantages Platform framing has become a better choice
Little added fire stopping is required in platform framing because of double tap plate present which can act as as a fire stop
Steel beam/ glue laminated wood beam is preferred at foundation level because wood beam under the ground will most likely shrink over time
Explanation:
Differences : Balloon framing a form of building houses using a special kind of timber construction its studs start from the foundation and go to all the way to the last floor while in Platform framing the studs are interrupted by floor platforms ( i.e. they do not go through like in Balloon framing )
advantages and disadvantages
Balloon framing : It has less vertical shrinkage ( disadvantage )
platform framing : It has more vertical shrinkage and fire stops ( advantage )
platform framing : It is easier and safer to use
Reason for platform framing :
Due to these advantages Platform framing has become a better choice
Little added fire stopping is required in platform framing because of double tap plate present which can act as as a fire stop
Steel beam/ glue laminated wood beam is preferred at foundation level because wood beam under the ground will most likely shrink over time
Which terms describe the motion of most objects in our solar system?
This is a Earth Science question
Answers
Answer:Geography, Earth Science, Astronomy
Rotation describes the circular motion of an object around its center.
Explanation:
Answer:
it is Cyclic and predictable
what is the maximum allowable length for float glass jalousies
Answers
The maximum allowable length for float glass jalousies is 150 cm.
What is Float Glass?
Float glass refers to a type of glass that is made by floating molten glass on a bed of molten metal. Float glass is a popular type of glass because it is both strong and durable.
Float glass is often used in windows, mirrors, and other applications where high-quality glass is required.
What is a Jalousie?
A jalousie is a type of window that consists of a series of parallel glass panes that are set in a frame. Jalousies are typically designed to allow air to flow through them, which makes them ideal for use in hot climates where ventilation is important.
What is the maximum allowable length for float glass jalousies?
The maximum allowable length for float glass jalousies is 150 cm. This means that any jalousies that are made from float glass cannot exceed this length. This limit is in place to ensure that the glass is strong enough to support itself and to prevent it from breaking under its own weight.
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which option exhibits the doppler effect in the electromagnetic radiation it emits? responses stationary objects stationary objects microwave towers microwave towers x rays x rays moving objects
Answers
The options that exhibit the doppler effect in their radiation are:
Moving objects. (Assuming that are sources)Microwave tower.What is the doppler effect?The Doppler effect is a change in the "perception" of a wave due a movement of the receptor with respect to the source of the wave.
So, any moving source will produce Doppler effect, but still sources (like microwave towers) also will produce the Doppler effect when the receiver of the wave moves (suppose that a car or a plane is moving and it is receiving the waves that come from the tower).
Then the correct options are:
Microwave tower.
Moving objects (motion is fundamental for the doppler effect, here I assume that the moving object is a source)
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What celestial body is the center of our solar system, around which every object orbits?.
Answers
Explanation:
The Sun is the center of the solar system. What is the Sun? Earth's Sun may seem different to us, but it is a star like all the other stars located outside the solar system.