Unit 3 Types of Energy

What type of energy is generated when people rub their hands together?

• chemical

• heat

• light

• mechanical

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

NGSS.MS-PS3-3

A student is studying types of energy by rolling a marble down a ramp as shown in the image below. At which point is the stored energy of the marble the greatest?

• when the marble starts rolling down the ramp

• when the marble reaches the bottom of the ramp

• when the marble reaches the middle of the ramp

• when the marble is resting at the top of the ramp

Tags

NGSS.MS-PS3-2

Which of the following forms of energy most affects ice melting in a drink?

• chemical

• heat

• light

• sound

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Which of the following is an example of observing mechanical energy?

• seeing a firecracker making sparks in the night sky

• watching a large rock rolling down the side of a mountain

• hearing a crackling sound on a cell phone during a lightning storm

• listening to a change in pitch from a car horn while it moves away

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Which example demonstrates the use of chemical energy?

• a ball landing

• a burning fire

• a magnet holding a picture on a refrigerator

• a marble sitting still at the bottom of a ramp

Tags

NGSS.MS-PS1-2

Which of the examples below does NOT demonstrate energy changing?

• a bowling ball sitting on a shelf

• a bowling ball falling off of a table

• a bowling ball hitting another still ball

• a boy pushing a bowling ball down a ramp

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

When sound vibrations are faster, what feature of sound is heard?

• louder sound

• softer sound

• higher pitch

• lower pitch

Which of the following is NOT an example of using energy to create a change?

• a fireplace burning wood for a fire

• a solar cell using light for electricity

• the gasoline in a car making the engine run

• the ink in a pen making a stain when it leaks

Tags

NGSS.MS-PS3-5

The grounds crew is doing work around the school gardens. Which of the following examples demonstrates the least amount of energy?

• wind blowing the trees

• twigs being cut off the bush

• leaves being warmed by the sun

• grass trimmings laying on the ground

When Jamie looks into a mirror, he sees a clear image of himself. How do the rays of light behave to allow Jamie to see the image?

• The light rays are bent by the mirror.

• The light rays are stopped by the mirror.

• The light rays are reflected by the mirror.

• The light rays are absorbed by the mirror.

Tags

NGSS.MS-PS4-2