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Physical Science Chapter 3.2
Terms in this set (61)
conversions of a substance from one physical form to another
changes of state
changes of state are caused by
What happens to the identity of the substance during a change of state??
nothing, identity stays the same
does the substance change?
6 changes of state?
evaporation, condensation, melting, freezing, deposition, sublimation
melting and freezing occur at the ___ temperature
If a substance absorbs energy (energy is added), the particles move___
If a substance releases energy (energy is removed), the particles move____
transfer of energy
So if enough energy is added or removed from a substance, it will do what?
Ice, liquid water, and steam are all the same substance →water H2O. But, they all have____ amts. of energy.
*The____ of a substance does not change during a change of state, but the_____ of a substance does change.
solid turns to gas is called what?
gas turns into a liquid is called what?
liquid turns into gas is called what?
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