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Mixtures And Solutions
Test Description: A review game.
Instructions: Answer all questions to get your test result.
1) What is a substance that is made of two or more elements that are chemically combined?
A
heterogeneous mixture
B
compound
C
mixture
D
element
2) What is an example of a physical change?
A
burning paper
B
lighting a match
C
crumbling paper
D
fireworks
3) What is an example of a chemical change?
A
melting ice
B
burning paper
C
breaking glass
D
ripping paper
4) How is a compound different from a mixture?
A
Mixtures are always heavier than compounds.
B
Compounds are always heavier than mixtures.
C
Mixtures are created through physical changes; compounds are created through chemical reactions.
D
Compounds are created through physical changes; mixtures are created through chemical reactions
5) What is true about mixtures?
A
It keeps the properties of the substances that make it up.
B
It is produced through chemical reactions.
C
It is always thicker than the two chemicals that go into it.
D
It can never be separated.
6) What is true about compounds?
A
It does not always keep the properties of the substances that make it up.
B
Heat energy is required to make it.
C
It must have water in it.
D
Electrical energy is required to make it.
7) Which is a heterogeneous mixture?
A
Glue
B
Honey
C
Cereal
D
Coffee
8) What is an example of a homogenous mixture?
A
Salad
B
Trail Mix
C
Fruit Salad
D
Lemonade
9) What are the two parts to a solution?
A
Mixtures and Compounds
B
Solute and Solvent
C
Heterogeneous and Homogenous
D
Elements and Solids
10) What part of the solution dissolves?
A
Solute
B
Compound
C
Water
D
Solvent
11) What part of a solution does the dissolving?
A
Sugar
B
Solvent
C
Solute
D
Compound
12) Which of the following would NOT create a solution?
A
Salt and Water
B
Sugar and Water
C
Iced Tea Mix and Water
D
Sand and Water
13) Chemicals are used to separate suspensions in the process of
A
Spinning
B
Sedimentation
C
Coagulation
D
Filtration
14) Big pieces dissolve __________________ than small pieces.
A
slower
B
faster
15) Which is the weakest solution?
A
Dilute
B
Saturated
C
Concentrated
D
Homogenous
16) When the solute stops dissolving, you have a __________________ solution.
A
Dilute
B
Concentrated
C
Saturated
D
Heterogeneous
17) In this type of mixture, parts do not settle.
A
Solution
B
Suspension
C
Homogenous
18) In this type of mixture, parts do settle.
A
Homogenous
B
Suspension
C
Solution
19) The method that separates suspensions by trapping particles is
A
coagulation
B
filtration
C
sedimentation
D
spinning
20) When gravity is used to separate suspensions, we call it
A
coagulation
B
spinning
C
sedimentation
D
filtration
*select an answer for all questions
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