Test A - Unit 7 Energy

Question 1

44. What does velocity always have?

Answer 1

Direction

Question 2

Transfer of energy by the movements of heated particles?

Answer 2

Convection

Concept 3, p.g. 19

Question 3

As the time required to go a given amount of work decreases, the power developed

Answer 3

Increases

Concept 4, p.g. 26

Question 4

Green plants convert light energy from the sun into____ during photosynthesis?

Answer 4

Chemical potential energy

Concept 1, p.g. 3

Question 5

Which picture show the same type of there energy transfer?

Answer 5

Pan on stove & iron on the ironing board

Concept 2, p.g. 11

Question 6

Conduction is the transfer of heat energy by__?

Answer 6

Direct particle contact

Concept 3, p.g. 19

Question 7

Heat energy will normally flow from?

Answer 7

High heat to low heat

Concept 3, p.g. 19