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WorksheetsUnit 2 Mixtures 4.5C
Total questions: 15
Worksheet time: 14mins
Name
Class
Date
1.
A fifth grade class has collected empty cans for recycling. They have several large bins with aluminum and steel cans, all mixed together. The two types of cans must be separated. Which of the following techniques could the students use to separate the two types of cans?
a)
Place the cans in water, and the aluminum cans will float
b)
Crush the cans to make them easier to carry
c)
Test the cans for their ability to conduct electricity
d)
Use a magnet to find and remove the steel cans
2.
Students collected data on the appearance of four substances and how they reacted when mixed with water. Which substances dissolved when mixed with water?
a)
A and B
b)
A and C
c)
B and C
d)
C and D
3.
A glass beaker contains 100 milliliters of water into which 5 grams of salt was stirred. Which item should be used to separate this particular mixture?
a)
triple beam balance
b)
hot plate
c)
paper filter
d)
magnet
4.
Sugar is added to water and stirred until it completely dissolves. Which of the following correctly describes something that has happened to the sugar?
a)
the mass of the sugar increased
b)
the mass of the sugar decreased
c)
the sugar disappeared and no longer exists
d)
the sugar is evenly distributed in the water
5.
What would you be able to do with a filter, magnet, or strainer when thinking about a mixture?
a)
separate them
b)
combine them chemically
c)
combine them physically
6.
What is salad?
a)
element
b)
compound
c)
mixture
7.
To separate a mixture of salt and water what separation method is used?
a)
Filtration
b)
Distillation
c)
Chromatography
d)
Evaporation
8.
Can a mixture be separated?
a)
No
b)
Yes
c)
Only sometimes
9.
A combination of particles of one or more substance that are distributed uniformly throughout another substance is a/an
a)
Mixture
b)
Substance
c)
Solution
10.
What does this picture represent?
a)
element
b)
compound
c)
mixture
11.
Which statement describes a mixture?
a)
2 or more substances that CANNOT be easily separated
b)
2 or more substances that CAN be easily separated
c)
An example of a mixture is lemonade
d)
An example of a mixture is a Kool-Aid
12.
Which of the following is an example of a solution?
a)
Water and Sand
b)
Water and Pepper
c)
Water and Sugar
d)
Water and Oil
13.
A substance made by mixing other substances together and being able to then separate is the definition of a
a)
Combination
b)
Solution
c)
Mixture
14.
A combination of particles of one or more substance that are distributed uniformly throughout another substance is a/an
a)
Mixture
b)
Substance
c)
Solution
15.
Another example of a mixture is
a)
Water and oil
b)
Cereal and Milk
c)
Sand and water
d)
All of the above
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