Forces and motion

A car accelerates uniformly from rest at a rate of 3.2 m/s². What is its velocity after 6.5 seconds?

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NGSS.HS-PS2-1

A car accelerates uniformly from rest at a rate of 3.2 m/s². How far has the car traveled in this time?

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NGSS.HS-PS2-1

A box with a mass of 15 kg is pushed across a horizontal surface with a force of 55 N. If the coefficient of friction between the box and the surface is 0.25, find the frictional force acting on the box.

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NGSS.HS-PS2-1

A box with a mass of 15 kg is pushed across a horizontal surface with a force of 55 N. If the coefficient of friction between the box and the surface is 0.25, find the net force on the box.

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NGSS.HS-PS2-1

A box with a mass of 15 kg is pushed across a horizontal surface with a force of 55 N. If the coefficient of friction between the box and the surface is 0.25, find the acceleration of the box.

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NGSS.HS-PS2-1

A ball of mass 2.5 kg is dropped from a height of 12 m. Assume no air resistance. What is the velocity of the ball just before it hits the ground?

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NGSS.HS-PS2-1

NGSS.HS-PS2-4

A ball of mass 2.5 kg is dropped from a height of 12 m. Assume no air resistance. If it rebounds to a height of 8 m, what is the energy lost during the collision?

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NGSS.HS-PS3-1

Two ice skaters push off each other. Skater A has a mass of 50 kg and moves with a velocity of 3 m/s. Skater B has a mass of 65 kg. What is the velocity of skater B after the push, assuming momentum is conserved?

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NGSS.HS-PS2-2

A wave has a frequency of 500 Hz and a wavelength of 0.65 m. What is the speed of the wave?

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NGSS.HS-PS4-1

A wave has a frequency of 500 Hz and a wavelength of 0.65 m. If the frequency is doubled, what will be the new wavelength, assuming the wave speed stays constant?

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NGSS.HS-PS4-1