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What happens to particles in a solid when energy is added?
What happens to particles in a solid when energy is added?
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Name the process for changing a solid into a liquid.
Name the process for changing a solid into a liquid.
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What happens to energy in an endothermic reaction?
In an endothermic reaction, how does the temperature change?
Which 2 of these are examples of endothermic reactions?
What do exothermic reactions release during the reaction?
In an exothermic reaction, how does the temperature change?
Which 2 of these are examples of exothermic reactions?
What do catalysts do in a chemical reaction?
Why are catalysts important in reactions?
Draw the particles in a solid
Draw the particles in a liquid
Draw the particles in a gas
What happens to particles in a solid when energy is added?
Name the process for changing a solid into a liquid.
This graph shows a cooling curve?
Which section of the graph represents melting?
What change of state is happening at D?
How do particles behave in a gas compared to a liquid?
Name the process for changing a gas into a liquid.
Section C represents