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WorksheetsClassroom Chemistry Review
Total questions: 41
Worksheet time: 54mins
Name
Class
Date
1.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
2.
A state of matter that has a definite volume and shape.
a)
solid
b)
liquid
c)
gas
d)
matter
3.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
4.
The amount of matter something contains is its ______________.
a)
gas
b)
solid
c)
weight
d)
mass
5.
The particles in a solid are...
a)
vibrating and closely packed together
b)
vibrating and loosely packed together
c)
not moving at all
6.
Substance with NO definite volume or shape...
a)
solid
b)
liquid
c)
gas
7.
How can I get salt out of water after it has dissolved and formed a solution?
a)
Pour it out through a strainer.
b)
You can't. It's dissolved, it's gone.
c)
Let the water evaporate, salt will remain.
8.
To separate a mixture of salt and water what separation tool/method is used?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
9.
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
10.
A combination of two or more substances that cannot easily be separated--
a)
mixture
b)
solution
c)
solute
d)
solvent
11.
What type of mixture is this?
a)
heterogeneous
b)
homogeneous
12.
What type of mixture is this?
a)
heterogeneous
b)
homogeneous
13.
What does it mean if a mixture is homogeneous?
a)
you can see the different parts
b)
cannot tell one part from another
c)
chunks of particles
d)
made of elements
14.
What does it mean if a mixture is heterogeneous?
a)
you can see the different parts
b)
cannot tell one part from another
c)
very well blended
d)
made of elements
15.
To separate noodles from water what method should you use?
a)
filtration with a strainer
b)
boiling while it is cooking
c)
magnet for the noodles
16.
What is a mixture?
a)
elements chemically combined
b)
a combination of different things
c)
it is found on the Periodic Table
d)
it is made of chemical
17.
What is the solvent in a solution of kool-aid and water?
a)
glass
b)
kool-aid
c)
water
18.
What is the solute in a solution of kool-aid and water?
a)
the glass
b)
water
c)
kool-aid
19.
A mixture of one substance dissolved in another so that the properties are the same is what type of mixture?
a)
colloid
b)
alloy
c)
emulsion
d)
solution
20.
In this mixture, which of the following will be the solute?
a)
The water in the glass
b)
The glass that holds the final mixture
c)
The solution containing both powder and water
d)
The powder on the spoon
21.
Tightness across the surface of water is called
a)
capillary action
b)
specific heat
c)
surface tension
22.
In which state of matter are the molecules packed tight?
a)
gas
b)
solid
c)
liquid
23.
Is wood burning a physical or chemical change?
a)
Physical
b)
Chemical
24.
Is milk going sour a physical or chemical change?
a)
Physical
b)
Chemical
25.
Is mold growing on cheese a physical or chemical change?
a)
Physical
b)
Chemical
26.
Is making orange juice a physical or chemical change?
a)
Physical
b)
Chemical
27.
Is sharpening a pencil a physical or chemical change?
a)
Physical
b)
Chemical
28.
Which of the following IS a clue that a chemical change has occurred?
a)
State of matter change
b)
Size Change
c)
Change in temperature
d)
Shape change
29.
Which of the following is not a clue that a chemical reaction has taken place?
a)
Changing size
b)
Changing color
c)
A gas being formed
d)
Formation of a precipitate
30.
Which of the following IS a clue that a chemical change has occurred?
a)
State of matter change
b)
Size Change
c)
Change in temperature
d)
Shape change
31.
What is an example of a Chemical change?
a)
Ripped paper
b)
boiled egg
c)
cracked egg
d)
sugar in water
32.
Which is a physical change?
a)
burning match
b)
vinegar in baking soda
c)
melting butter
d)
cooking an egg
33.
A change in the size, shape, or state of matter.
a)
chemical change
b)
physical change
c)
chemical reaction
d)
electron change
34.
Which of these is an example of a new substance being formed?
a)
a nail rusting
b)
a wall being painted
c)
water changing to steam
d)
paper being folded
35.
When found in food, acids are ________
a)
Sour
b)
Bitter
c)
Salty
d)
Slippery
36.
When found in food, bases are _______.
a)
Sour
b)
Bitter
c)
Salty
d)
Soggy
37.
Drain cleaner has a pH of 13. What is drain cleaner?
a)
An acid.
b)
A strong base.
c)
Neutral.
d)
A weak base.
38.
A pH scale is...
a)
A corrosive substance that says a substance is an acid.
b)
An indicator that tells if a substance is an acid or base.
c)
A blue litmus paper.
d)
A red litmus paper.
39.
Which of these substances is acidic?
a)
tap water
b)
lemon
c)
ammonia
d)
baking soda
40.
What is a property of bases?
a)
Slippery touch
b)
Sour taste
c)
Ability to dissolve metal
d)
Ability to form hydronium ions
41.
Elements and compounds are always ___.
a)
pure
b)
mixed
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