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1 The second part of the name of the dense gas in the foil boat video
2 The amount of matter in a certain space
3 This party time gas is one sixth as dense as regular air
4 Anything that has mass and takes up space
5 This state of matter can change its shape easily, but its volume stays the same
6 To calculate density, you need to know the mass and
7 This is the state of matter which causes the Northern Lights
8 Something that is less dense will do this
9 The state of matter where the particles have very little energy and hold their shape
10 The amount of matter in a substance
11 Something that is more dense will do this
12 This is the state of matter you are breathing right now
13 The density of water
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