Unit 7 Physics Review

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

Tags

NGSS.HS-PS3-2

Work is:

• A transfer of energy by a force to move and object
• Something you get paid for
• Something you take home
• Makes you sweat

Tags

NGSS.HS-PS2-1

On a roller coaster, where is maximum potential energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

Tags

NGSS.HS-PS3-2

On a roller coaster, where is maximum kinetic energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

The formula for work is:

• d = r x t

• P = m x v

• F = m x a

• W = F x d

Work is:

• A transfer of energy by a force to move and object
• Something you get paid for
• Something you take home
• Makes you sweat

What is the power of a kitchen blender if it can perform 3,750 joules of work in 15 seconds?

• 56, 250 watts

• 250 watts

• 1875 watts

• 3602 watts

In which situation is work not being done?

• a 26 Kg wagon being pulled

• a 30 Kg present being held above the floor

• a 60 Kg weight being lifted up off the ground

• a 13 Kg cat running across the floor

If a student uses 10 Newtons of Force to push a chair 5 meters, how much is work is being done?

• 2 Joules
• .5 Joules
• 50 Joules
• 20 Newtons

Gravitational Potential energy depends on what two things?

• mass and velocity

• gravity and velocity

• weight and height

• angle and work