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Chem102_Chang 10th
Thermochemistry
Question | Answer |
---|---|
What is energy? | the capacity to do work |
What is work? | directed energy change resulting from a process |
Radiant energy | - energy that comes from the sun - Earth's primary energy source |
Thermal energy | - energy associated with the random motion of atoms and molecules |
How does solar energy work? | -heats the atmosphere & Earth's surface -stimulates plant growth through photosynthesis |