1
when a liquid is drawn up a narrow channel by sticking to its walls
2
a force that pulls together molecules on the surface of a liquid
3
the act of turning from a gas into a liquid
4
the act of turning from a liquid to a gas
5
ice crystals that form when water vapor changes directly from a gas to a solid
6
a tiny particle that travels around the nucleus of an atom
7
the center of an atom
8
a substance made of one type of atom which cannot be broken down by chemical reaction into a simpler substance
9
The atomic number of an element tells how many_____are inside the nucleus of an atom
10
anything that has weight and takes up space
11
an element that makes balloons float
12
the amount of space taken up by an object
13
________form when water vapor condenses on particles of dust
14
an element that is found in salt
15
when water is in its gas form it is called water ________
16
the state of matter changes as the ______of molecules changes
17
an element in its smallest form
18
the energy that keeps molecules moving
19
water turns into ________when its temperature drops below 32 degrees F or 0 degrees C
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