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WorksheetsMixtures and Solutions
Total questions: 16
Worksheet time: 11mins
Name
Class
Date
1.
Only liquid materials can make mixtures.
a)
True
b)
False
2.
How do you know when you have a solution?
a)
When the liquid becomes cloudy.
b)
When the solid material dissolves in the liquid.
c)
When the solid material sinks to the bottom.
d)
When the solid material floats on the top of the liquid.
3.
Mixtures can be separated by hand, filters, and screens.
a)
True
b)
False
4.
How can you separate solutions?
a)
Evaporation
b)
By hand
c)
Filters
d)
Screens
5.
When a solution evaporates, it leaves the dissolved solid material behind.
a)
True
b)
False
6.
Is water a solvent or a solute?
a)
Solute
b)
Solvent
7.
Saturation is reached when the solute (salt) no longer dissolves in the solvent (water).
a)
True
b)
False
8.
Salt is more soluble than citric acid.
a)
True
b)
False
9.
How can you dilute a concentrated solution?
a)
Add more solid material.
b)
Evaporation.
c)
Add more liquid.
d)
Filter the solution.
10.
How can you tell a solution is more concentrated than another?
a)
The solution weighs more.
b)
The solution weighs less.
c)
The solution is clear.
d)
The solution has a lighter color.
11.
What are three things you might observe when a chemical reaction has occurred?
a)
Light, color and weight.
b)
Fizzing, saturation, and increased mass.
c)
Heat, gas formation, and precipitate formation.
d)
Solubility, concentration and saturation.
12.
To make a solution less concentrated by adding more liquid.
a)
Evaporate
b)
Dilute
c)
Solution
d)
Reactant
13.
A process that causes liquid to dry up leaving any solid behind.
a)
Solution
b)
Property
c)
Dilute
d)
Evaporate
14.
A characteristic of a substance.
a)
Property
b)
Reactant
c)
Crystal
d)
Solution
15.
Chemicals that react when mixed.
a)
Mixtures
b)
Reactants
c)
Solutions
d)
Precipitate
16.
A combination of a substance within a solvent that can only be separated through evaporation.
a)
Mixture
b)
Solution
c)
Precipitate
d)
Chemical Reaction
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