Energy Review

Which of the following examples requires the use of radiant energy?

• A person stops to tie their shoes.

• A person uses a flashlight at night.

• A drum is played during music class.

Which best describes how energy is transformed as the musician plays the violin?

• Sound energy is transformed to thermal energy.

• Mechanical energy is transformed to sound energy.

• Sound energy is transformed to electrical energy.

• Electrical energy is transformed to radiant energy.

Tags

NGSS.MS-PS4-1

The diagram below shows an example of energy changing forms. How is energy being transformed in the diagram?

• electrical → sound → radiant and mechanical

• mechanical → radiant → sound and electrical

• radiant → electrical → mechanical and sound

• radiant → sound → mechanical and electrical

Tags

NGSS.MS-PS3-5

Drag the images to the chart to show the transformation of energy required to heat the food.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Which 2 objects transform electricity into radiant energy? Select 2 answer choices.

• lamp

• fan

• guitar

Energy CAN change forms, but energy CANNOT be --

• created or destroyed.

• transferred or transformed.

• mechanical or electrical.

• kinetic or stored.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

The stove top transforms electrical energy into (a)   energy to cook food.

What type of energy does the windmill use to do work?

• Sound

• Mechanical

• Thermal

• Electrical

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Which items use electrical energy to do work? Select 2 correct answers.

• Alarm clock

• Sun

True or False? Energy is the ability to cause change.

• true

• false