WorksheetsPhysical Science Mixtures and Solutions
Total questions: 27
Worksheet time: 14mins
Name
Class
Date
1.
A combination of 2 or more substances that can be easily separated is called-
a)
a mixture
b)
a solution
c)
a solute
d)
a solvent
2.
A combination of two or more substances that cannot easily be separated--
a)
mixture
b)
solution
c)
solute
d)
solvent
3.
To separate a mixture of salt and water what separation tool/method is used?
a)
hand separation
b)
Screen
c)
Magnet
d)
Evaporation
4.
A solution is a mixture of one or more substances _________ evenly into another substance.
a)
dissolved
b)
evaporated
c)
carried
d)
split
5.
To separate trail mix what method should you use?
a)
filtration
b)
sorting
c)
magnet
d)
boiling
6.
A mixture is always a solution, but a solution is NOT always a mixture.
a)
True
b)
False
7.
How would you separate a mixture of sand and salt?
a)
Mix them with water and let the water evaporate
b)
Mix them with water, pour the mixture through a sieve, then let the water evaporate
c)
Heat the sand and salt mixture for 5 minutes, then let it cool
d)
I would not do any of these because none of these options would work
8.
A solution is a special type of mixture.
a)
True
b)
False
9.
A combination of two or more substances where each keeps its own properties and both can be easily separated.
a)
mixture
b)
solution
c)
substance
d)
physical change
10.
Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?
a)
Water
b)
Coffee
c)
Kool-aid
d)
Sugar
11.
What is a substance that is dissolved in another substance?
a)
solution
b)
solute
c)
solvent
d)
compound
12.
Mixtures are combinations of two materials that retain their physical qualities.
a)
True
b)
False
13.
Trail mix, with nuts, raisins, pretzels and candy pieces is a good example of a mixture.
a)
True
b)
False
14.
Which of the following will NOT dissolve in water?
a)
salt
b)
rocks
c)
apple juice
15.
What happens when sand and water are mixed together?
a)
sand will settle to the bottom
b)
water will change physical properties
c)
the cup will get really cold
16.
When no more particles will be dissolved into another substance, the solution is said to be..........
a)
diluted
b)
concentrated
c)
saturated
d)
solubility
17.
Which term best describes the ability of a substance to be dissolved into another?
a)
saturated
b)
concentrated
c)
diluted
d)
solubility
18.
The air that you breathe is composed of many different elements that are mixed together but do not dissolve into one another. That means that air is a...
a)
mixture
b)
solution
c)
solute
d)
solvent
19.
Which of the following is an example of a chemical change?
a)
Making lemonade
b)
Mixing trail mix
c)
Baking a cake
d)
Tossing a salad
20.
The concentration of a mixture can be increased in which of the following ways?
a)
Heating the mixture
b)
Adding more water “solvent”
c)
Adding more powder “solute”
d)
Stirring the mixture
21.
If I wanted to make my koolaid solution darker, what should I do?
a)
Add more solute
b)
Add more solvent
c)
stir longer
d)
add more water
22.
If a solution has a large amount of solute and a small amount of solvent, it is said to be...
a)
dilute
b)
concentrated
c)
polluted
d)
soluble
23.
Lemonade is a special mixture called a
a)
substance
b)
solution
c)
plasma
d)
ingredient
24.
When salt dissolves in water the only way to get the salt out is by_________.
a)
Sifting
b)
filtering
c)
evaporation
d)
magnetism
25.
When Koolaid mix is light colored and tastes watery it is a _______ solution.
a)
concentrated
b)
diluted
26.
What is solubility
a)
How easy a substance dissolves into another substance
b)
How easy a substance dissolves other substances
c)
How easy a substance mixes with another substance
d)
How much of a substance is mixed with another substance
27.
What is the difference between solute and solvent?
a)
A solute is the substance dissolved and the solvent is what it gets dissolved into.
b)
A solvent is the substance dissolved and the solute is what it gets dissolved into.
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