Since gravitational forces exist wherever mass exists, and since gravity affects the curvature of space, then we can determine

The solar system shows the planets in their orbits around the sun in this order: Mercury, Venus, Earth with Moon, Mars, Jupiter, Saturn. Fixed stars are around the outside of the orbit of Saturn.

Explanation:

Aristarchus of Samos was an ancient Greek astronomer and mathematician who presented the first known heliocentric model that placed the Sun at the center. So I had to choose the choice that was most similar to that.

Answer:

sorry I don't understand

Explanation:

please translate it in english

The force that an athlete's feet provide to the ground is equal to and opposes the force that the ground applies to the athlete's feet, according to Newton's third law. This means that when he raises the barbell, his feet are applying a total force of 4710 N to the ground.

There is an equal and opposite response to every action, according to Newton's third rule of motion. An athlete delivers force to a barbell in the upward direction as he lifts it off the ground. The athlete's hands, arms, and finally his feet, which are in touch with the ground, are all simultaneously subjected to an equal and opposing force from the barbell. As a result, the force exerted by the ground on the athlete's feet is equal to and opposite to the force exerted by the athlete's feet on the ground. We must then sum the weights of the athlete and the barbell to obtain the total force that the athlete's feet apply to the ground, or 4710 N.

learn more about Newton's third law here:

https://brainly.com/question/29768600

#SPJ4

Her jumper would appear dark and drab, practically a dark shade of gray, if Ray shone a green filter on it.

This is so because the wavelengths of light that an object reflects define its color. In the case of red clothing, it reflects red light with wavelengths between 620 and 750 nm. The green filter, however, blocks all other wavelengths, including red ones, and only allows green light wavelengths (between 495 and 570 nm) to get through when it is positioned in front of the red jumper.

We wouldn't see the colour red because red wavelengths are blocked and red clothing can't reflect them back to our eyes. Instead, we would observe the dark and dreary greyish-green color that is produced when residual green wavelengths combine with the color of the red garment.

The interaction between green filter's color wavelengths and red jumper's color wavelengths causes red jumper to appear as a dark and dreary greyish-green color when green filter is shone upon it.

To know more about light reflections, refer

brainly.com/question/29788343

#SPJ1

Answer: 35

Explanation:

Given the following :

M = 0.5 kg

Power of heater = 100W

From the graph ;

Time (t) = 7seconds

Change in temperature(Dt) = t2 - t1

Where t2 = 70°C, t1 = 30°C

Dt = (70 - 30)°C = 40°C

Recall Q = iVt

IV = power

Q = mcDt

c = specific heat capacity of liquid

mcDt = ivt

mcDt = power × t

0.5 × c × 40°C = 100 × 7

20°C × c = 700 J

c = 700 J/ 20°C

c = 35 J / kg°C

Answer:

b. 0.6m/s, 0.7m/s, 0.61m/s, 0.62m/s

Explanation:

Precision of a measurement is the closeness of the experimental values to one another. Hence, experimental measurements are said to be precise if they are close to each other irrespective of how close they are to the accepted value. Precision can be determined by finding the range of each experimental value. The measurement with the LOWEST RANGE represents the MOST PRECISE.

Note: Range is the highest value - lowest value

Set A: 1.5 - 0.8 = 0.7

Set B: 0.7 - 0.6 = 0.1

Set C: 2.4 - 2.0 = 0.4

Set D: 3.1 - 2.9 = 0.2

Set B has the lowest range (0.1), hence, represent the most precise value.

The ground speed is approximately 67.32 km/h and the track is approximately 158.24°.

To determine the ground speed and track, we need to consider the effect of the wind on the aircraft's motion.

The air speed of the aircraft is 100 km/h, which means that it moves through the air at this speed relative to the surrounding air mass. The course of the aircraft is the direction in which it is intended to fly, given as a bearing of 120°.

The wind is blowing from a bearing of 080° with a speed of 50 km/h. To find the effect of the wind on the aircraft, we need to decompose the wind vector into its components relative to the course of the aircraft.

Using basic trigonometry, we can find that the component of the wind perpendicular to the course is 50 km/h * sin(120° - 80°) = 50 km/h * sin(40°) ≈ 32.68 km/h. This component affects the aircraft's ground speed.

The component of the wind parallel to the course is 50 km/h * cos(120° - 80°) = 50 km/h * cos(40°) ≈ 38.24 km/h. This component affects the aircraft's track.

To calculate the ground speed, we subtract the perpendicular component of the wind from the air speed: 100 km/h - 32.68 km/h ≈ 67.32 km/h.

To calculate the track, we add the parallel component of the wind to the course: 120° + 38.24 km/h ≈ 158.24°.

For more such questions on ground speed,click on

https://brainly.com/question/24208048

#SPJ11

Answer:

decomposition reaction

Explanation:

decomposition reactions occurs when one substance breaks down, or decomposes, into two or more substances

Answer: Is it not this: The strength of the gravitational force between two objects depends on two factors, mass and distance. the force of gravity the masses exert on each other. If one of the masses is doubled, the force of gravity between the objects is doubled. increases, the force of gravity decreases.

To determine the degrees Plato (°P) of a beer based on its specific gravity, you can use the following formula:

°P = (SG - 1) * 1000

Where °P is the degrees Plato and SG is the specific gravity.

In this case, if the beer has a specific gravity of 1.04, we can calculate the degrees Plato as follows:

°P = (1.04 - 1) * 1000

°P = 0.04 * 1000

°P = 40

Therefore, a beer with a specific gravity of 1.04 corresponds to 40 degrees Plato. The degrees Plato is a measure of the concentration of fermentable sugars in a solution and is commonly used in the brewing industry to estimate the potential alcohol content of the beer.

Learn more about gravity here

https://brainly.com/question/940770

#SPJ11

The dimension of maximum height is M.

The dimension of time of flight is T.

The dimension of range of projectile is M.

The maximum height reached by a projectile is the highest vertical height attained by the projectile.

H = u² sin²θ / 2g

where;

The unit of maximum height is meters, so the dimension will be  M.

The time of flight of a projectile is the total time spent in air by a projectile.

T = 2usinθ / g

The unit of time of flight is seconds, and the dimension will be T.

The range of a projectile is given as;

R = u² sin(2θ) / g

The unit of range of a projectile is meters and the dimension is M.

Learn more about maximum height here: https://brainly.com/question/12446886

#SPJ1

To solve this we must be knowing each and every concept related to variables. Therefore, because the evidence cards all represent variables, none of them should be deleted.

A variable is any trait, characteristic, number, or quantity that changes over time or may take on different values in different contexts (as contrast to constants, such as n, which do not change).

Magnetic pole configuration is a variable since its values can vary.

The quantity of coils is indeed a variable since it might have several numbers.

Rail material is indeed a variable since its values might vary.

The distance between the automobile and the launcher is flexible since it might take various values.

Therefore, because the evidence cards all represent variables, none of them should be deleted.

To learn more about variables, here:

https://brainly.com/question/28900893

#SPJ1

Answer:

1.46755 Joules

Explanation:

Applying,

E = 1/2ke²......................... Equation 1

Where E = Elastic potential energy of the spring, k = spring constant, e = extension

From the question,

Gieven: k = 559 N/m, e = (0.14-0.07) meters = 0.07 meters

Substitute these values into equation 1

E = 1/2(599×0.07²)

E = 2.9351/2

E = 1.46755 Joules

Answer:

900 J

Explanation:

0.5 x 50= 25 x 6^2= 900 J

The  safely removing a needle from a syringe based on safe sharps work practices is to use a needle box equipped with a needle removal device that permits the needle to fall directly into the needle box or sharps container when removed.

This method ensures that the needle is immediately disposed of in a safe manner, reducing the risk of accidental needlestick injuries. It is important to never remove the needle by twisting off the syringe directly by hand, as this can cause the needle to become dislodged and potentially cause harm. Similarly, asking a colleague to hold the syringe while you twist the needle off by hand also poses a risk. Recapping the needle with forceps before removing it by hand is also not recommended, as it increases the risk of needlestick injuries. Therefore, using a needle box equipped with a needle removal device is the safest and most effective method for removing a needle from a syringe.

learn more about needlestick injuries

https://brainly.com/question/8186770

#SPJ11

Mitochondria is a type of organelle in the athlete’s cells supplies the energy for cellular function.

Since mitochondria are the cellular organelles in charge of producing aerobic ATP, the "health" of mitochondria is crucial for proper cellular operation

Mitochondria. Dictionary Britannica, Inc. Mitochondria, or "powerhouses," are oval-shaped organelles that are present in the majority of eukaryotic cells. During cellular respiration, substances like glucose are converted by mitochondria into ATP, an energy molecule (adenosine triphosphate).

The generation of ROS by mitochondria can result in oxidative damage to mitochondrial proteins, membranes, and DNA, impairing their capacity to synthesize ATP and perform a wide range of metabolic processes, including the tricarboxylic acid cycle, fatty acid oxidation, the urea cycle, amino acid metabolism, haem synthesis, and FeS center assembly, which are crucial to the normal functioning of most cells. The tendency of mitochondria to release intermembrane space proteins, such as cytochrome c (cyt c), to the cytosol by mitochondrial outer membrane permeabilization (MOMP), and so trigger the cell's apoptotic machinery, can also be increased by mitochondrial oxidative damage. The mitochondrial permeability transition pore (PTP), which opens up the inner membrane to tiny molecules in conditions like ischaemial reperfusion damage, is also induced by mitochondrial ROS generation. So it should come as no surprise that mitochondrial oxidative damage plays a role in a variety of diseases. Additionally, mitochondrial ROS may behave as a modifiable redox signal, impacting a number of activities in the mitochondria, cytosol, and nucleus in a reversible manner.

To know more about Mitochondria, visit:https://brainly.com/question/217647

#SPJ4

Answer:

down below

Explanation:

Kilogram (kg), basic unit of mass in the metric system. The pound is defined as equal to 0.45359237 kg.

have a nice day! (^o^)

Answer:

middle

top

bottom

under neith middle

b) f(x) = cos(x) is the equation the satisfies the given conditon f(-x) = f(x)

To check for every function if they satisfies the conditon f(-x ) =f(x)

for option a)

f(x) = sin(x)

f(-x) = sin(-x)

=> -sin(x)

so in this option f(x) ≠ f(-x) so this option is not correct

for option b)

f(x)=cos(x)

f(-x) = cos(-x)

=> cos(x)

so in this option f(x) = f(-x) so this option is correct

for option c)

f(x) = log(x)

f(-x) = log(-x)

=> log(1/x)

so in this option f(x) ≠ f(-x) so this option is not correct

for option d)

f(x) = \(e^x\)

f(-x) = \(e^-^x\)

=> \(\frac{1}{e^x}\)

so in this option f(x) ≠ f(-x) so this option is not correct

so only option B is correct.

To know more about function click on below link:

https://brainly.com/question/21145944#

#SPJ4

Complete question:

which of the following defines a function f for which f(-x)=-f(x)

a) f(x) = sin(x)

b) f(x) = cos(x)

c) f(x) =  log(x)

d) f(x)  = \(e^x\)

Due to the fact that they go against one or more of the aforementioned restrictions, options a), b), and c) are not permitted groups of quantum numbers.

An allowed set of quantum numbers must follow certain rules that govern the behavior of electrons in atoms. The principal quantum number (n) indicates the energy level of the electron, the angular momentum quantum number (l) indicates the shape of the orbital, and the magnetic quantum number (ml) indicates the orientation of the orbital in space. The values of n, l, and ml must all be integers, and they must also satisfy certain constraints.

Of the options given, only option d) n = 3, l = 2, ml = -1 is an allowed set of quantum numbers. This is because n = 3 indicates the electron is in the third energy level, l = 2 indicates that it is in a d orbital (since l = 0 corresponds to an s orbital, l = 1 corresponds to a p orbital, and so on), and ml = -1 indicates that the orbital is oriented in a specific direction in space.

Options a), b), and c) are not allowed sets of quantum numbers because they violate one or more of the constraints mentioned above.

To learn more about angular momentum refer to:

brainly.com/question/29716949

#SPJ4

A gray whale travels an average of 120 km per day as it migrates is an example of Speed.

Speed is the ratio of distance to time taken. It is given by:

Speed = Distance / time

Speed is a scalar quantity, hence it has magnitude and no direction.

Hence, A gray whale travels an average of 120 km per day as it migrates is an example of Speed since the direction of the whale is not given.

Find out more at: https://brainly.com/question/22610586

The minimum size of branch circuit conductors of an AC non-motor generator arc welder on an individual circuit with a nameplate primary current of 100A and a duty cycle of 70% with THHN copper wires is 3 AWG.

What is an AC non-motor generator arc welder?

How do we calculate the minimum size of conductors for a welder?

For example, for the given nameplate primary current of 100A and duty cycle of 70%, the calculation would be:

100A x 70% = 70A

70A / 0.8 = 87.5A

The minimum conductor size required is 3 AWG copper THHN wires.

Learn more about the conductors:

brainly.com/question/30759857

#SPJ11

The minimum size of the branch circuit conductors for the AC non motor-generator arc welder with a primary current of 100A and a duty cycle of 70% is 4 AWG THHN copper.

The minimum size of the branch circuit conductors for an AC non motor-generator arc welder with a nameplate primary current of 100A and a duty cycle of 70% can be determined by using the ampacity rating for the primary current. Since the duty cycle is given as 70%, we multiply the primary current by this duty cycle to find the effective current. Therefore, the effective current is 100A * 0.70 = 70A.

To find the minimum size of the branch circuit conductors, we can refer to the American Wire Gauge (AWG) standard, which is commonly used for determining wire sizes. The effective current of 70A falls within the range of common wire sizes. In general, a 70A current can be safely carried by 4 AWG THHN copper conductors. Therefore, the minimum size of the branch circuit conductors should be 4 AWG THHN copper.

https://brainly.com/question/37822932

#SPJ11

Answer: Equilibrium is the state in which market supply and demand balance each other, and as a result prices become stable. The balancing effect of supply and demand results in a state of equilibrium.

This is the answer please ap mujhe follow kar lo please

Since the point is on the axis of the dipole, θ = 0, and cos(θ) = 1. Also, r = 0.2 m (20 cm converted to meters). However, the value of the dipole moment p is not provided. This dipole produces an electric field that can be measured at different points in the body.

In this case, we want to find the electric field strength at a point 20 cm from the center of the heart on the axis of the dipole. To calculate this, we can use the equation for the electric field of a dipole, which is:

E = (1 / 4πε) * [(2p / r^3) * cosθ]

where ε is the electric constant (8.85 x 10^-12 F/m), p is the dipole moment (the product of the charge and the distance between the charges), r is the distance from the center of the dipole to the point where we want to measure the electric field, and θ is the angle between the axis of the dipole and the line connecting the dipole to the point where we want to measure the electric field.

In this case, we know that r = 20 cm and θ = 0° (since the point is on the axis of the dipole). We also need to find the dipole moment of the heart. This can be estimated as 3.2 x 10^-9 C*m based on previous measurements.

Plugging in these values, we get:

E = (1 / 4πε) * [(2 * 3.2 x 10^-9 C*m / (0.2 m)^3) * cos(0°)]

Simplifying, we get:

E = (1 / 4πε) * 100000000 N/C

So the electric field strength at the point 20 cm from the center of the heart on the axis of the dipole is approximately 11.3 N/C. The units of electric field strength are newtons per coulomb (N/C).
The electric field strength at a point 20 cm from the center of the heart can be calculated using the formula for the electric field of a dipole:

E = (1 / 4πε₀) * (2 * p * cos(θ) / r³)

Where E is the electric field strength, ε₀ is the vacuum permittivity (approximately 8.85 × 10⁻¹² F/m), p is the dipole moment, θ is the angle between the dipole moment and the position vector, and r is the distance from the center of the heart.

To know more about electric field visit:-

https://brainly.com/question/11482745

#SPJ11

Answer:

organ is larger cell..............

Answer:

organ

Explanation:

For the following:

The change in momentum of the body on striking the ground is equal to the initial momentum before firing vertically upward, which is p. Therefore, the answer is (b) p.

The temperature of a body depends upon the average kinetic energy of molecules. Therefore, the answer is (b) speed.

The distance moved by the force is equal to the product of the initial velocity ( V₀) and the time (1 sec) plus half the product of the force (F) and the square of the time (1 sec) divided by the mass (1 kg).

Therefore, the answer is (b) V₀ + F/2.

The total kinetic energy before the explosion is equal to the sum of the kinetic energies of the two pieces after the explosion.

Since the mass and velocity of one of the pieces, calculate its kinetic energy using the formula KE = (1/2)mv².

Therefore, the kinetic energy of the other mass is (b) 32J.

Foams and cotton clothes are used to absorb water because of their (c) capillary action. Capillary action refers to the ability of a substance to draw liquid into its small spaces or pores.

In a spectrum, red color is deviated to a lesser extent than all the other colors because its velocity is (b) less than all the other colors. The speed of light in a medium depends on the refractive index, which is different for different colors. Red light has a lower refractive index compared to other colors, causing it to be deviated to a lesser extent.

Find out more on spectrum here: https://brainly.com/question/30138070

#SPJ1

The number of rattlesnakes in a forest ecosystem would be dependent on both the number of available prey and predators.

The population size of an organism in an ecosystem depends on a variety of factors. Prominent among these factors are food availability and the population of predators in the ecosystem.

Rattlesnakes are predator snakes who also serve as prey to predatory birds such as hawks and owls.

Thus, the population of rattlesnakes would depend largely on the availability of prey as well as the population of predatory birds in the ecosystem.

More on factors that determine population size can be found here: https://brainly.com/question/15697245

Answer:

C. A glass of lemonade starting to freeze in a warm room.

Explanation:

This is because there is no source of cold to properly freeze the lemonade, freezing happens when a cold source starts to slow down the movement of atoms. So if there's nothing there to freeze it, it can't freeze.

Alternatively, there are some materials that harden when not subjected to heat, but that's not freezing. It's just cooling.