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Worksheets

Matter

Total questions: 54

Worksheet time: 2hrs 1mins

Name
Class
Date
1.
When one of the parts of the solution is water we call it _________. 
a)
water stuff 
b)
water mixture 
c)
aqua-man
d)
aqueous 
2.
If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent?
a)
water
b)
powder
c)
sugar
d)
powder and sugar
3.

In Michael's science experiment with salt water, NaCl (salt) would be considered the ______.

a)

Solution

b)

Solute

c)

Solvent

d)

Solvation

4.

You can make a solution more concentrated by adding more __________.

a)
solute
b)
solvent
c)
water
d)

solution

5.

Avery is conducting a science experiment. When water is added to a solution it is called a ______________

a)

dilution

b)

concentration

c)

heterogeneous solution

d)

dissociation

6.

Luna and Daniel are conducting an experiment to see how much __________ can dissolve in a solvent to create saturated, unsaturated, and supersaturated solutions.

a)

sugar

b)

liquid

c)

solution

d)

solute

7.
Solutions are composed of __________ .
a)
salts and solutes
b)
solvents and salts
c)
solutes and alloys
d)
solutes and solvents
8.

In a science experiment, Avery dissolved sugar in water. What is the substance in which the sugar is dissolved?

a)

sands

b)

solvent

c)

alloy

d)

negative particles

9.

Aria is making lemonade. She adds sugar to the water. The sugar is a

a)

solute

b)

solution

c)

science

10.
A solution is a kind of ________. 
a)
mixture 
b)
compound 
c)
element 
d)
stuff 
11.
a)

solvent

b)

solute

12.
a)

solvent

b)

solution

c)

solute

13.
a)

solute

b)

solvent

14.
a)

solvent

b)

solute

15.
a)

solvent

b)

solute

16.

More solute means a higher concentration

a)

True

b)

False

17.

Stirring the solute into the solvent has no effect on the rate of dissolving.

a)

True

b)

False

18.

A higher temperature makes the solute dissolve faster

a)

True

b)

False

19.
Which is an example of a solute?
a)
Egg whites
b)
Sugar
c)
Water
d)
Acetone
20.
a)

solute

b)

solvent

21.

solute + solvent =

a)

solution

b)

equation

22.

Water is the univeral ____.

a)

solute

b)

solvent

c)

solution

23.

The diagram is a model of two solutions. Each yellow ball represents one particle of solute.


Which solution has a higher concentration of yellow particles?

a)

Solution A

b)

Solution B

c)

neither; their concentrations are the same

24.

The diagram is a model of two solutions. Each purple ball represents one particle of solute.


Which solution has a higher concentration of purple particles?

a)

Solution A

b)

Solution B

c)

neither; their concentrations are the same

25.

Label these parts of the hot chocolate process!

a)

Solute

b)

Solvent

c)

Solution

1
2
3
1)
2)
3)
26.

Why does the rate of dissolving increase as the temperature increases?

a)

The solute molecules move faster at higher temperatures

b)

The solute particles become smaller at higher temperatures

c)

The solvent molecules become slower at higher temperatures

d)

What is the effect of agitation on the rate of dissolving?

27.

What is the effect of agitation on the rate of dissolving?

a)

 It decreases the rate of dissolving

b)

 It has no effect on the rate of dissolving

c)

It increases the rate of dissolving

d)

 It changes the color of the solute

28.

How does agitation help in dissolving a solute more quickly?

a)

It increases the temperature of the solvent

b)

 It increases the weight of the solute

c)

It brings fresh solvent into contact with undissolved solid

d)

It changes the shape of the solvent

29.

How does cold water affect the speed of dissolving?

a)

Cold water slows down dissolving.

b)

Cold water speeds up dissolving.

c)

Cold water has no effect on dissolving.

d)

Cold water has no effect on dissolving.

30.

Which of the following will NOT increase the rate at which a solute dissolves in a solvent?

a)

Crushing the solute

b)

Using larger solute pieces

c)

Heating the solvent

d)

Stirring the solution

31.

Which factor does NOT affect how quickly a solute dissolves in a solvent?

a)

Temperature of the solvent

b)

Color of the solute

c)

Stirring the mixture

d)

Size of solute particles

32.
Water freezing into ice is an example of a...
a)
Physical Change
b)
Chemical Change
33.
Chemical or Physical?  Glass breaking into tiny shards
a)
Chemical Change
b)
Physical Change
34.
Physical or Chemical Change?  Iron rusts
a)
Physical Change
b)
Chemical Change
35.
Physical or Chemical Change?  Cutting an orange into wedges.
a)
Physical Change
b)
Chemical Change
36.
Physical or Chemical Change?  Logs burning in a campfire.
a)
Physical Change
b)
Chemical Change
37.
Physical or Chemical Change?  Making a paper airplane.
a)
Physical Change
b)
Chemical Change
38.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
39.
Is Gatorade powder dissolving in water physical or chemical change?
a)
Physical 
b)
Chemical
40.
Fireworks
a)
Physical Change
b)
Chemical Change
41.
Baking cupcakes
a)
Physical Change
b)
Chemical Change
42.

The result of this type of change is a new substance.

a)

chemical

b)

react

c)

rust

d)

decay

43.

What evidence in this picture indicates that a chemical change occurred?

a)

temperature change

b)

change in odor

c)

formation of gas bubbles

44.

Is this an example of a physical or chemical change?

a)

physical

b)

chemical

45.

Which of the following is NOT an example of a physical change?

a)

crumpling paper

b)

sharpening a pencil

c)

clothes shrinking

d)

sour milk

46.

A physical change...

a)

changes the physical properties of an object, but does not create a new substance.

b)

creates a new substance and cannot be undone.

47.

A chemical change

a)

changes the physical properties of an object, but does not create a new substance.

b)

creates a new substance and cannot be undone.

48.

Which of the following is NOT an example of chemical change?

a)

sour milk

b)

burning wood

c)

breaking a pencil

d)

rust

49.

Which of the following is an example of a physical change?

a)

Melting ice

b)

Rusting iron

c)

Baking bread

d)

Burning paper

50.

What is the solute in a saltwater solution?

a)

Salt

b)

Sand

c)

Water

d)

Air

51.

Physical or Chemical Change? Dissolving sugar in tea.

a)

Chemical Change

b)

Physical Change

52.

Which of the following is an example of a chemical change?

a)

Melting butter

b)

Boiling water

c)

Freezing juice

d)

Burning a candle

53.

What is the solvent in a sugar water solution?

a)

Salt

b)

Air

c)

Water

d)

Sugar

54.

Physical or Chemical Change? Cutting an apple.

a)

Chemical Change

b)

Physical Change

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