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Matter Test Review 2
Test Description: Review of 7th grade Utah Standards relating to matter.
Instructions: Answer all questions to get your test result.
1) Why is it easier to float on the Great Salt Lake than on a fresh water lake? Your body is
A
the same density as the lake water
B
more dense than the lake water
C
warmer than the lake water
D
less dense than the lake water
2) Which is the correct formula for density?
A
Mass divided by volume
B
Volume divided by mass
C
Mass times weight
D
Volume times mass
3) If the mass of a cube were 48 g and the volume is 24 cm3, what would its density be?
A
4 g/cm3
B
.5 g/cm3
C
2 g/cm3
D
6 g/cm3
4) One example of a physical change is
A
Dissolving salt in water
B
burning paper
C
Heating table sugar
D
baking cookies
5) One example of a chemical change is
A
distilling salt from water
B
boiling water
C
crushing a can
D
Burning wood
6) All of the following may indicate a chemical change EXCEPT:
A
Production of gas bubbles
B
Heat
C
Light
D
A change in state
7) Which of the following states of matter has a definite volume and a definite shape?
A
LIquid
B
Solid
C
Plasma
D
Gas
8) Which of the following states of matter has a definite volume but no definite shape?
A
Gas
B
Plasma
C
Solid
D
Liquid
9) Which state of matter has no definite volume and no definite shape?
A
Liquid
B
Gas
C
Plasma
D
Solid
10) What happens to the molecules of a substance as heat is added?
A
They speed up and move more freely
B
Their motion does not change
C
The atoms split to form new substances
D
They compact and move less
*select an answer for all questions
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