Physical Changes

Assessment
•
James Nye
•
Science
•
8th Grade
•
196 plays
•
Medium
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11 questions
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1.
Multiple Choice
The transition from a solid directly to a gas is known as
melting.
sublimation.
condensation.
vaporization.
2.
Multiple Choice
According to the Law of Conservation of Mass, if you dissolve 50 g of sugar in 200 g of water, the total mass of the mixture would be
1000 grams
150 grams
250 grams
40 grams
3.
Multiple Choice
Which of the following is NOT an example of a physical change?
Water freezing
Wood breaking apart
Salt dissolving in water
Baking soda and vinegar combine and form bubbles
4.
Multiple Choice
What do particles of most substances tend to do when a substance is cooled?
Speed up and move farther apart
Slow down and move farther apart
Slow down and come closer together
Speed up and come closer together
5.
Multiple Choice
Which of the following is an example of condensation?
Liquid water being cooled until it forms ice
Iodine crystals changing to a purple vapor
A mud puddle shrinking in the sunlight
Moisture forming on the surface of a cold mirror
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