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Worksheets1.5 Conservation of Mass and Solutions
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
Measure of the amount of matter
a)
mass
b)
volume
c)
weight
d)
density
2.
Anything that has mass & takes up space
a)
gravity
b)
force
c)
matter
d)
volume
3.
The substance that dissolves is called the
a)
solvent
b)
solution
c)
solute
d)
unsaturated
4.
The substance that dissolves the solute is called the
a)
solution
b)
solvent
c)
saturation
d)
solute
5.
A mixture of two or more substances; very small dissolved particles are spread evenly throughout the mixture
a)
solvent
b)
solute
c)
suspension
d)
solution
6.
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
7.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
8.
Since gasses weigh nothing, when they are produced in a reaction they do not have to be accounted for.
a)
True
b)
False
9.
What does “high concentration area” mean?
a)
Spread out
b)
Tightly packed together
c)
Uncrowded
d)
Spacious
10.
When particles move from areas of high concentration to areas less concentrated, this has taken place.
a)
diffusion
b)
mitosis
c)
endocytosis
d)
photosynthesis
11.
Which diagram best shows the end result of diffusion?
a)
F
b)
G
c)
H
d)
J
12.
Sugar water is a
a)
solution
b)
suspension
c)
colloid
13.
Water is a universal solvent
a)
true
b)
false
14.
Salt dissolves in water
a)
physical Change
b)
chemical change
15.
water is heated and changed to steam
a)
physical change
b)
chemical change
16.
iron pipe rusts
a)
physical change
b)
chemical change
17.
paper burns
a)
physical change
b)
chemical change
18.
fireworks explode
a)
physical change
b)
chemical change
19.
Alka-Seltzer gives off carbon dioxide when added to water
a)
physical change
b)
chemical change
20.
clouds form in the sky
a)
physical change
b)
chemical change
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