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WorksheetsMixtures and Solutions
Total questions: 64
Worksheet time: 1hrs 6mins
Name
Class
Date
1.
What is a mixture?
a)
A chemical combination of a metal and non metal
b)
A chemical combination of two nonmetals
c)
A physical combination of two or more different substances
d)
A physical combination of two of more metals
2.
Letter A is the...
a)
Solute
b)
Solvent
3.
Letter B is the...
a)
Solute
b)
Solvent
4.
What type of substance can be separated into individual components?
a)
Mixtures
b)
Elements
c)
Compounds
d)
All of the above
5.
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.
6.
Soup has ingredients in it that dissolve. True or False
a)
True
b)
False
7.
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
8.
If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
9.
Sand and gravel may be separated from each other by using..
a)
a filter funnel
b)
a sieve
c)
an evaporating basin
d)
a distillation
10.
Which one of the following solids is insoluble (not soluble) in water?
a)
sugar
b)
sand
c)
copper sulfate
d)
salt
11.
The separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving behind a solid is known as
a)
decanting
b)
evaporation
c)
loading
d)
chromatography
12.
Boiling point is a point at which liquid turns in to..
a)
solid
b)
liquid
c)
molten
d)
gas
13.
Which one of the following would you use to separate sand from iron filings?
a)
a bar magnet
b)
filter paper
c)
chromatography paper
d)
alum
14.
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
15.
A combination of two or more substances that cannot easily be separated--
a)
mixture
b)
solution
c)
solute
d)
solvent
16.
To separate a mixture of salt and water what separation tool/method is used?
a)
hand separation
b)
Screen
c)
Magnet
d)
Evaporation
17.
A solution is a mixture of one or more substances _________ evenly into another substance.
a)
dissolved
b)
evaporated
c)
carried
d)
split
18.
Lemonade is a special mixture called a
a)
substance
b)
solution
c)
plasma
d)
ingredient
19.
To separate the sugar and lemonade, what method should you use?
a)
filtration
b)
sorting
c)
magnet
d)
boiling
20.
To separate trail mix what method should you use?
a)
filtration
b)
sorting
c)
magnet
d)
boiling
21.
To separate iron filings and sulfur what method should you use?
a)
filtration
b)
sorting
c)
magnet
d)
boiling
22.
Which mixture separation method would use to separate sugar from water?
a)
filtration
b)
magnet
c)
boiling/evaporation
d)
sorting physically
23.
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
24.
When sand and water are combined, they create a ______________.
a)
Solution
b)
Mixture
c)
Solvent
d)
All of the above
25.
A combination of rocks and water is an example of
a)
A mixture
b)
A solution
c)
Dissovling
26.
Which of the following is NOT a mixture?
a)
sand, salt, and rocks in a bucket
b)
trail mix made with dried fruit,
nuts, chocolate drops, and
pretzels
nuts, chocolate drops, and
pretzels
c)
water in a glass
d)
rocks and sand in the ocean
27.
The most important rule of any lab investigation is-
a)
Follow teacher directions
b)
Wear safety goggles
c)
Wear an apron
d)
Eat the materials
28.
When two or more substances are mixed together physically
a)
mixture
b)
solution
c)
compound
29.
The material that dissolves in water is called the ________.
a)
solute
b)
solvent
c)
soluble
30.
When solute dissolves into a solvent it is called a _____________.
a)
mixture
b)
solution
c)
element
31.
A tossed salad would be considered a _______________.
a)
Solution
b)
Mixture
32.
Koolaid mix in water is considered a _________.
a)
compound
b)
solution
33.
When Koolaid mix is light colored and tastes watery it is a _______ solution.
a)
saturated
b)
diluted
34.
When a Koolaid mix in water is dark in color and very sweet it is a __________ solution.
a)
concentrated
b)
Diluted
35.
Which of the following will NOT dissolve in water?
a)
salt
b)
rocks
c)
apple juice
36.
Ocean water is a solution?
a)
True
b)
False
37.
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
38.
Which of these is NOT a tool, that you could use to separate a mixture?
a)
sieve
b)
filter
c)
evaporation
39.
A substance that keeps its physical characteristics is a __________.
a)
solution
b)
mixture
c)
compound
d)
atom
40.
Which of the following would be considered a mixture?
a)
lemonade
b)
sweet tea
c)
trail mix
d)
chocolate milk
41.
Which of the following would be a solution?
a)
cereal and milk
b)
sugar water
c)
pizza
d)
mixed berries
42.
Which of the following DOES NOT belong with the rest of the group?
a)
trail mix
b)
chocolate cake
c)
lemonade
d)
milkshake
43.
A ___________ looks the same through out.
a)
element
b)
matter
c)
mixture
d)
solution
44.
A _______ does NOT look the same through out.
a)
mixture
b)
solution
c)
atom
d)
proton
45.
A salad would be considered a _____________.
a)
mixture
b)
solution
46.
Another example of a mixture is
a)
Water and oil
b)
Cereal and Milk
c)
Sand and water
d)
All of the above
47.
Can you separate salt from water using filtration?
a)
yes
b)
no
48.
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
49.
Which technique could increase or speed up the rate of dissolving?
a)
Allowing the mixture to settle
b)
Stirring the mixture
c)
Adding more powder
d)
Adding more water
50.
A characteristic that describes a substance, such as color, size, shape, or texture
a)
solute
b)
property
c)
construct
d)
atom
51.
What happens during evaporation?
a)
water vapor turns to a solid
b)
water does not change state of matter
c)
water vapor turns to liquid
d)
Water turns to water vapor
52.
What is condensation
a)
solid
b)
Vapor or gas into a liquid
c)
Brick
d)
Ribbon
53.
A change that occurs without changing the chemical makeup is a
a)
Chemical Change
b)
Color change
c)
Physical Change
d)
Substance Change
54.
In which of these do particles move slowest?
a)
matter
b)
gas
c)
liquid
d)
solid
55.
Which of these is a measure of the amount of matter in an object?
a)
hardness
b)
mass
c)
melting point
d)
flexibility
56.
Lemonade is made with sugar and water. The SOLVENT in lemonade is
a)
Sugar
b)
Water
57.
Ellen was having a glass of iced tea. She put 2 teaspoons of sugar in her tea. What is the solute in her tea?
a)
Lemon Aid
b)
2 teaspoons
c)
Sugar
d)
Tea
58.
Which property of tea changes when it is mixed with sugar?
a)
color
b)
taste
c)
shape
d)
state
59.
A single part of a mixture or solution is called
a)
Mixture
b)
Substance
c)
Solution
d)
An item
60.
Physical changes can be reversed.
a)
True
b)
False
61.
A mixture and a solution are the same thing.
a)
True
b)
False
62.
Is pizza a mixture or a solution?
a)
Mixture
b)
Solution
63.
process by which substances break down into small pieces and spread evenly in water
a)
dissolve
b)
evaporation
c)
matter
d)
mixture
64.
anything that has mass and takes up space
a)
evaporation
b)
mass
c)
matter
d)
solution
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