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Chapter 10 Heat and Energy

Across
The amount of energy required to raise the temperature of one gram of a substance by one degree Celsius
The least amount of energy needed for a chemical reaction to start
A chemical reaction that absorbs energy, usually heat
The total amount of heat energy in a system
How well distributed the molecular energy of a substance
Down
A chemical reaction that releases energy usually heat
The unit of measurement for thermal energy
Something that does not easily allow the transfer of heat or electricity
The amount of energy a substance can release or absorb in change
The standard measurement of energy