Thermal contraction occurs when particle movement: increases or decreases?
Decreases
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20
___________ is the ability to cause change
Energy
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20
Every object has heat. What direction does the heat from an object have to travel in order for it to turn from Solid to Liquid?
The heat must travel INTO the object.
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10
What does an increase in kinetic energy do to heat?
Increase in kinetic energy causes an increase in heat
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5
True or False: Radiation is heat transferred through VISIBLE waves
false
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20
If Hot air rises, and cold air sinks, Why are AC's placed above the room?
The cold air from the AC will sink in the room, cooling the entire room. If the AC was located on the floor, the air wouldn't move - nobody would feel it.
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15
Give two examples of radiation
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15
Give two examples of conduction
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15
In your solar ovens the radiation from the sun heats up the air in the oven. The hot air then rises in the oven. The hot air rising is an example of what type of heat transfer?
Convection
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5
True or false: Baking a cake is an example of a change of matter
