relaxed by chemical reaction
How does energy flow
radiation, convection, conduction
empty space or clear solids and liquids
gases and liquids
metal conducts most easily
Sources of energy to the earth
the sun which is heat and energy
What is the relationship between energy and mass?
E=M. a change and energy means a change in mass.
What is the conservation of energy?
The principle that energy can neither be created or destroyed
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