Thinking More About Energy      (answers to choose from)            Use A – G for question 1-7

a machine could detect the presence of energy, but I would still need one of my senses to read the machine’s information

  movement of the ball; movement of the water; light & heat given off

C

seeing light or movement; hearing sound;  feeling heat;  feeling a shock;

D

  three senses; sight, hearing, touch

E

automobiles;  motors turning gears; fans

F

 sound and heat caused by the rubbing and friction of the wheels and gears turning

G

flashlights, floor lamps; candles, light bulbs; stereos, automobiles

Use H – N for questions 8-14

H

the energy left the system, and was dissipated into the environment.

I

if something can burn, or fizz and bubble, or change into a new substance (wood to ashes) is must have chemical energy

J

batteries, lightning storms, appliances

K

 food, gasoline, matches

L

sparks, motion not caused by fuels or falling objects.

M

 the energy came from the logs, it was stored in the wood

N

no, there is still just as much wood only it is in smaller pieces.