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Ch.13 Sec.2

by suesippel

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Ch.13 Sec.2 Presentation Transcript

Chapter 13 Section 2 Energy Conversions
- A change from one form of energy to another is energy conversion.
- When you wind a rubber band on a toy airplane, the rubber band has elastic potential energy!
- In photosynthesis, light energy is used to make new substances.
- Your body uses the chemical energy in food to make kinetic energy.
- In a hair dryer, electrical energy is changed into thermal energy to dry your hair.
- *May also be used to juggle ping-pong balls!*
Machines as energy converters.
- Can you name these two energy converting machines and tell what they do?
- *Nutcracker & Radiometer*