Chapter 13 Test

A puck slides along an icy surface.

What makes it slow down?

• runs out of push

• rubs against the ice

• runs out of electricity

• becomes to heavy

Tags

NGSS.MS-PS2-2

An electrical generator in a science classroom makes a light bulb glow when a student turns a hand crank on the generator.

What energy transformations does the generator perform?

• mechanical to electrical

• electrical to chemical

• chemical to electrical

• electrical to mechanical

A book is pushed off a table and it falls to the floor.

Which of the following statements about the BOOK is NOT true?

• its potential energy is at a max when it leaves the table

• its kinetic energy is at a max before it hits the floow

• its kinetic energy is equal to its potential energy at a point halfway between the table and floor

• its potential energy increase as it falls

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

The combination of potential and kinetic energy that a ball has that has been tossed into the air is WHICH type of energy?

• mechanical

• radiant

• sound

• thermal

Tags

NGSS.MS-PS3-2

When you watch TV, the show is produced somewhere else, but you can watch it at home.

This is an example of using which type of energy?

• chemical

• electrical

• thermal

• radiant

A kite stuck in a tree has ______________ energy?

• potential

• kinetic

• checmial

• thermal

Tags

NGSS.MS-PS3-2

A green plant has ______________ energy

• electrical

• thermal

• kinetic

• chemical

Tags

NGSS.MS-LS1-6

Marcy uses a space heater when her office is cold.

This is an example of using which type of energy?

• chemical

• thermal

• electrical

• radiant

Tags

NGSS.MS-PS3-3

Jessica rides an escalator that movies her upward at a constant speed.

As Jessica rises, how do her gravitational potential energy and kinetic energy change?

• Gravitational potential DECREASES and kinetic energy REMAINS THE SAME

• Gravitational potential INCREASES and kinetic energy remains the same

• Gravitational potential DECREASES and kinetic energy DECREASES

• Gravitational potential energy INCREASES and kinetic energy DECREASES

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Thomas sits halfway down a grassy slope. What force stops him sliding down?

• weight

• mass

• gravity

• friction