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4 cards from this section. Quick, good the night before a test.
What is energy?
Think about why we need energy in daily life.
Name one type of energy associated with motion.
This type of energy relates to movement.
Which type of energy is related to the motion of particles?
Think about what happens to energy when particles move.
True or False: Exothermic reactions absorb energy from the surroundings.
Recall what happens during an exothermic reaction.
A chemical reaction between hydrogen and oxygen produces water. Classify the reaction as exothermic or endothermic and justify your answer.
Think about the heat produced during combustion.
Describe a scenario in which you might observe both kinetic and potential energy changes during a chemical reaction.
Consider how energy conversion happens in engines.
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