1) The change in state from liquid to a gas is called ............. a) vaporization b) condensation c) perception d) evaporation 2) The temperature at which a liquid boils is called ........... a) freezing b) boiling c) when yoda flies d) melting 3) Vaporation that takes place only on the surface of a liquid is called ......... a) perception b) melting c) liquid d) evaporation 4) In locations high above sea level the atomspheric preasure is less because the air is .......... a) more dense b) less dense c) normal dense d) very low dense 5) Gas is less dense than liquid a) true b) false

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