KE/PE Post Lab Quiz

Potential energy that depends on height is called

• kinetic energy.
• gravitational potential energy.
• elastic potential energy.
• mechanical energy.

Tags

NGSS.MS-PS3-2

Unlike kinetic energy, potential energy is

• energy of motion.
• stored.
• conserved.
• not measurable.

Tags

NGSS.MS-PS3-2

Which of the following has kinetic energy?

• a rock poised for a fall
• an archer’s bow that is drawn back
• a rolling bowling ball
• a car waiting at a red light

Tags

NGSS.HS-PS3-2

The energy associated with motion is called

• kinetic energy.
• elastic potential energy.
• gravitational potential energy.
• nuclear energy.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The SI unit in which KE is often measured is the

• Newton
• Kilo
• Joules

Calculate the 
KE  of a car which weighs 5Kg and is moving at a rate of 10m/s.

• 50 m/hr
• 250 m/hr
• 250 Joules
• stored energy

Tags

NGSS.MS-PS3-1

There is a bell at the top of a tower that is 10m high. The bell weighs 10 kg. What is the potential energy?

• 98 m/hr

• 980 Joules

• 980

• 100 N

A ball at the top of a ramp has 89 J of PE. It rolls down a ramp with 50 J of KE. What percent of energy was conserved?

• 56%

• 50%

• 1.78%

• 90%

A ball at the top of a ramp has 150 J of PE. It rolls down the ramp with 130 J of energy. How much energy was lost due to friction?

• 20 J

• 150 J

• 0 J

• 130 J

In your ramp or pendulum experiment, what was your independent variable?

• Mass

• Height

• Gravity

• PE and KE