The toy oven shown uses a lightbulb to bake small cakes. What types of energy does the toy oven use to bake the cakes?

• Light and sound
• Electrical and thermal
• Thermal and mechanical
• Mechanical and electrical

Tags

NGSS.4-PS3-2

Which object requires only mechanical energy to perform its main function?

• A
• B
• C
• D

A student made a list of activities that involve energy. Which activities on the list are examples of the use of mechanical energy?

• Activities 1, 4, and 6
• Activities 2, 4, and 5
• Activities 1 and 2
• Activities 3, 5, and 6

Tags

NGSS.MS-PS3-5

A student uses a set of headphones to listen to music. Which of these objects uses the same source of energy as the headphones?

• A flute using wind energy
• A piano using mechanical energy
• A keyboard using electrical energy
• A teapot using thermal energy

Many people ride a bicycle for fun and exercise. Some people ride a bicycle to work because it saves money and benefits the environment by reducing the use of fossil fuels. Which of these is NOT an example of the bicycle using mechanical energy?

• The pedals, gears, and chin help turn the wheels.
• The wheels turn when the bicycle moves.
• The front wheel guides the bicycle as it moves.
• The reflector allows the bicycle to be seen at night.

When a bat searches for prey at night, it makes sounds as it flies, and it uses the sounds' echoes to find its prey. When the bat flies and listens to echoes to locate prey, it is using...

• Thermal energy and light energy
• Sound energy and thermal energy
• Mechanical energy and sound energy
• Light energy and mechanical energy

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Three different objects that use the same source of energy are shown. What is the energy source for these objects?

• Light energy
• Mechanical energy
• Sound energy
• Electrical energy

Tags

NGSS.4-ESS3-1

NGSS.4-PS3-2

Sound energy is present when...

• an object vibrates
• energy is created
• energy is destroyed

Tags

NGSS.MS-PS4-1

This is the energy of moving electrons. 

• nuclear 
• electricity 
• potential 
• sound 

Tags

NGSS.4-PS3-2

What kind of energy is represented in the picture?

• Thermal
• Chemical
• Sound
• Nuclear

Tags

NGSS.MS-PS3-4