Science 1_2nd Sem Reviewer

Energy you can see is _________.

• Light Energy
• Sound Energy
• Heat Energy

What happens when you turn up the volume on the radio?

• It gets louder.
• It gets softer.
• It gets brighter.

All of the following produce heat EXCEPT ______.

• sun
• lightbulb
• pencil

Which of the following statements are TRUE?

• The sun does not produce light and heat.
• A fire can produce light and heat energy.
• A candle only produces light energy.

If you rub your hands together, you will produce ________ energy.

• light energy
• heat energy
• sound energy
• heat and sound energy

Energy produced by vibrations is called

• heat
• light
• sound

Energy that warms objects is called _____.

• heat
• light
• sound

Which object do people use for light.

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• 

Which light source is natural?

• 
• 

Which light source in man-made?

• 
•