Physical Science, New York Edition

Chapter 15: Classification of Matter

Classification of Matter

1.
If you have to use a microscope in order to see the substances in a mixture, that mixture is __________ .
A)heterogeneous
B)homogeneous
C)a solution
D)microgeneous
2.
The ability of a metal to be drawn out into thin wires is a __________ .
A)physical property
B)physical change
C)chemical property
D)chemical change
3.
Which of the following is an example of physical weathering?
A)formation of the White Cliffs of Dover
B)formation of stalactites in a cave
C)change of calcium carbonate in limestone to calcium hydrogen carbonate
D)formation of a canyon by a flowing stream
4.
A(n) __________ is a substance in which all the atoms in it are alike.
A)mixture
B)compound
C)solution
D)element
5.
Which of the following is a homogeneous mixture?
A)soft drink
B)milk
C)gelatin
D)pond water
6.
A mixture in which particles are so small they cannot be seen with a microscope is a __________ .
A)solution
B)heterogeneous mixture
C)suspension
D)element
7.
The proportions of substances in a mixture __________ .
A)are always equal for each substance in the mixture
B)can vary among the substances
C)never can be determined accurately
D)are always the same for each substance
8.
A change in size, shape, or state of matter is a __________ .
A)chemical property
B)physical change
C)physical property
D)chemical change
9.
Which of the following is a colloid?
A)oxygen
B)vinegar
C)water
D)smoke
10.
Which of the following is a substance?
A)water
B)cheese
C)milk
D)vinegar
11.
Which of the following is a physical change?
A)eggs rotting
B)bikes rusting
C)lighter fluid burning
D)iron turning white when heated
12.
A substance is __________ .
A)either an element or a compound
B)always an element
C)a mixture of compounds
D)always a compound
13.
Which of the following is a chemical change?
A)burning of a log
B)evaporation of water off a lake
C)crushing an aspirin tablet
D)boiling water
14.
A __________ is a characteristic of a substance that indicates whether it can undergo a certain chemical change.
A)chemical change indicator
B)physical change
C)physical property
D)chemical property
15.
Which of the following is a physical property?
A)flammability
B)magnetism
C)changes when exposed to light
D)freezing
16.
Which of the following is a homogeneous mixture?
A)cheese on a pizza
B)dry soup mix
C)granite
D)concrete
17.
A(n) __________ is a substance in which all the exact combinations of elements are always the same.
A)solution
B)compound
C)synthetic element
D)mixture
18.
A __________ is a heterogeneous mixture that never settles.
A)compound
B)suspension
C)solution
D)colloid
19.
Which of the following is a solution?
A)muddy water
B)milk
C)salt water
D)chlorine
20.
Which of the following is a compound?
A)blood
B)air
C)water
D)brass
Physical Science - New York Edition
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