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THE LATENT HEAT QUIZ
1. Complete the following statements.
Latent heat is the term used to describe the quantity of heat either absorbed
or _____________by a substance as it changes ______.
Melting and _______________ are processes that require heat to be added.
__________ and condensing are processes that release heat.
2. When a solid is in the process of changing state to a liquid, does it’s
temperature increase, decrease or remain constant?
Answer________________________________________________
3. When liquid water is heated and starts to evaporate into water vapour,
what is the heat energy being used for?
Answer__________________________________________________________
4. Complete the following statements.
Warm air rises because it is less ________ than cold air.
Air will cool by ______ every _____ metres, as long as condensation is not
taking place.
When water vapour condenses to make clouds, ____________ is being
released into the atmosphere.
5. Scientists are investigating latent heat processes in order to improve
weather _________________________.