1) Which of the following contains the most active particles?
(a) helium in a balloon
(b) a boulder
(c) a glass of orange juice
2) Which of the following contains the closest packed particles?
(a) a gold bracelet
(b) bleach
(c) petroleum fumes
3) Does the following statement apply to solids, liquids, or gases?
Its volume changes dramatically with changes in temperature and/or pressure.
(a) solids
(b) liquids
(c) gases
4) Which of the following contains particles the closest together?
(a) car exhaust
(b) ozone
(c) lemon juice
5) Does the following image represent a solid, liquid, or gas?
(a) a gas
(b) a liquid
(c) a solid
6) Which of the following images represent a liquid?
(a)  |
(b) |
(c)  |