Master Physics with Fun Quizzes & Brain Teasers!

What is the mass of a cannonball if a force of 2,500 N gives the cannonball an acceleration of 200 m/s2? Question 5 options: 15. 0 kg 12. 5 kg 20 kg 25 kg.
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According to Newton's second law of motion, if we have a rigid, unchanging mass and we observe it accelerating, what must be happening? Question 2 options: A force is being applied to the mass No force was or is being applied to the mass The mass MUST be changing A force was not applied.
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In the apple-pulling-the orange sequence in this chapter, what is the force that accelerates the system across the floor?.
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Anything that has mass and occupies space is defined as.
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According to Newton's Second Law of Motion, an object will accelerate if you apply what kind of force? Question 1 options: Frictional force Inertial force Balanced force Unbalanced force.
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How are the ice cubes and water similar?How are they different?
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If the roller coaster car in the above problem were moving with twice the speed(20m/s), then what would be its new kinetic energy?
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identify the factor that are causing change in habitat
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Before he jumped, what kind of energy did the bungee jumper have?
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What is the difference between a motor and a generator.
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A woman drives a 45 gram golf ball off of a tee and gives the ball a velocity of 28 m/s to the right. What is the change in momentum of the ball?
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If an 80 kg is running at 2m/s, what is this man's momentum?Hint: p=mv
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a body of mass 10 kg is moving at a constant speed of 20 m s over a frictionless surface the work done by the weight isa)200jb)100jc)0jd)300j
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A hydraulic lift is used to lift a car. The small piston has an area of 5 cm2 and the large piston has an area of 50 cm2. If a driver applies a force of 30 N to the small piston, what is the weight of the car the large piston can support
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If Anthony was running for 300 s after starting at rest, what was his final velocity if hehad an acceleration of 0.05 m/s2? .25 m/s.01 m/s100 m/s15 m/s
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What property is primarily responsible for determining the type of electromagnetic energy and peak wavelength emitted by a star such as the Sun?densitytemperaturevolumecomposition
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A bicyclist travels the first 1600 m of a trip at an average speed of 8 m/s, travels the next 1200 m in 90 s and spends the last 50 s at a speed of 15 m/s. Find the average speed of the bicyclist for this trip.a. 10.44m/sb. 15 m/sc. 30 m/sd. none of the above
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Lifting the weight without a pulley requires a force of 400 newtons over a distance of 4 meters. How do these values change when the pulley is applied?(point)1 Both the force and the distance decrease.2 Both the force and the distance increase3 The force increases, while the distance decreases4 The force decreases, while the distance increases
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What is the only function of the pulleys in the diagram?(1 point)1 to change the mass of the bricks to make it easy to raise2 to change the direction of the force applied to raise the bricks3 to change the duration of time to raise the bricks4 to change the amount of energy needed to raise the bricks
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Hello, this is not a question just a pick up for yall having a bad day. you are beautiful in your own way! shine how you want. don't let anyone try to shape your figure or your future. if you are g-y or straight. black or white. a kid or a adult. love you for who you choose to be! don't be embarrassed by who you are. shine brighter than your haters! :) i hope this will help your day if your down i love you all so much. remember you a strong in your own way :)
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What is the period of a wave that travels through a spring at 2.5 m/s and has a wavelength of 3m ?
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15. Placards required on an aircraft are specified in theA. Aircraft logbooks.B. FAR Part under which it was type certificated.C. Aircraft Type Certificate Data Sheet.D. AC43.13-1B.
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An object with a mass of 2.0 kg has a force of 5.0 newtons applied to it. What is the resulting acceleration of the object?
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A 31.0 kW electric motor drives a vehicle at an average velocity of 9.20 m/s. Assuming a constant force is applied in the direction of the vehicles motion, what is the magnitude of the applied force?
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