ENERGY FLOW AND SYSTEM
Select the correct term to complete the
sentences.
chemical energy
nuclear energy
horsepower
watt
joule
mechanical energy
electrical energy
power
efficiency
energy conversion
steady state
thermal energy
second law of thermodynamics
food chain
radiant energy
1. Light is a form of ____.
2. ____ results from splitting or fusing atoms.
3. Energy stored in a candy bar is an example of ____.
4. ____ can be used to do work whenever there is a temperature
difference.
5. Kinetic and potential energy are both forms of ____.
6. ____ is the amount of energy changed divided by the time it
takes.
7. One ____ is equal to one joule per second.
8. One ____ is equal to 746 watts.
9. When work is done by heat flowing, the output work is always
less
than the amount of heat that flows. This is a statement of the
____.
10. The flow of energy almost always involves ____.
11. ____ means there is a balance between energy in and energy
out so
the total energy remains the same.
12. A ____ is a way of describing the flow of energy between
living
things.
