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Chapter 5: Teaching Children about Heat Energy

Across
The degree to which substances expand and contract.
The heat needed to raise 1 pound of water by 1 degree Fahrenheit.
The point at which all molecular motion stops.
Fire is a form of rapid ___________ because it uses up oxygen quickly.
The heat that is needed to melt ice.
Different materials will ignite at different temperatures because of different __________.
A quantity of energy.
The transfer of heat from one molecule to another.
The amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius.
Down
This refers to the three factors needed to permit a fire to burn: fuel, oxygen, and kindling temperature.
The heat needed to change water to steam.
This scale uses it's zero point at absolute zero.
This scale was later renamed Celsius scale and uses the freezing point of water as its zero point.
The first scale to be widely used that has 3 major reference points: boiling point, freezing point, and zero point.
British thermal units.
This is how hot or cold a thing is in degrees.
The transfer of energy by waves through space.
The transfer of heat by movement of fluids.