1) What is matter? a) All of the stuff we can see and much more b) Tiny particles in the air  c) The gasses in the air d) Light energy from the sun 2) What are the three main phases of matter? a) gas vapor and liquid b) solid liquid and gas c) precipitation, evaporation, condensation d) left, right, center 3) What are mixtures? a) combinations that do not change the ingredients b) A single ingredient in a cylinder that has been mixed with a spoon c) two things piled on top of each other 4) What are solutions? a) Chemical reactions b) When a gas condenses and forms a liquid c) A mixture where one substance has dissolved into another 5) What happens when something dissolves? a) It no longer exists in the mixture and the solution weighs less b) The molecules vibrate c) Precipitation happens d) tThe bonds between a substance's particles are broken  6) Whenever substances combine the matter is always a) transformed into something new b) conserved  c) Followed by a chemical reaction 7) Molecules in solids a) Flow around b) Vibrate c) Spread out 8) Molecules in liquids a) Spread out b) Vibrate c) flow around 9) Molecules in gas a) Spread out b) Vibrate c) Flow around 10) What process allows a solid to become a liquid? a) melting b) evaporating c) Condensing 11) What process allows a liquid to become a gas? a) condensation  b) evaporation   c) precipitation  12) What process allows a liquid to become a solid? a) precipitation b) condensation c) freezing 13) What process allows a gas to become a liquid?  a) Precipitation b) condensation c) Evaporation 14) If Mrs.Donlon has 10 grams of salt and 2 grams of water what will be the mass of the solution she creates? a) 12 grams b) 10 grams c) 2 grams

Lesson 5

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