Page 253 - Science Course 3 (Book 1)

Mo7-L2: Vocabulary Review

Direction: Define each term below. Then answer each question or respond to each statement on the lines
provided. Use complete sentences.

1. friction

2. law of conservation of energy

3. radiant

4. How does thermal energy result from friction?

5. Give an example to explain the law of conservation of energy

Mo7-L2: Key Concept Organizer

Direction: On each line, write the term from the word bank that correctly completes each energy
transformation. Some terms may be used more than once.

electrical energy radiant energy sound energy thermal energy

1. making toast in a toaster
changes to .

2. watching television
changes to . and

3. using a curling iron to curl hair
changes to .

4. turning on a lamp
changes to . and

Direction: Respond to each statement on the lines provided
5. Describe another example of energy changing form that does not include electrical energy.

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