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PS 2 & 5 Matter Test Review

Total questions: 40

Worksheet time: 1hrs 8mins

Name
Class
Date
1.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
2.
Contains only one kind of atom.
a)
Element
b)
Compund
c)
Mixture
3.
Contains two or more atoms combined
a)
Elements
b)
Compounds
c)
Mixtures
4.

Which of the following statements is true concerning acids and bases?

a)

acids and bases don't react with each other

b)

acids mixed with bases neutralize each other

c)

acids mixed with bases make stronger bases

d)

acids mixed with bases make stronger acids

5.

A pure substance containing only one kind of atom that cannot be separated by physical or chemical means?

a)

element

b)

mixture

c)

compound

6.
Physical or Chemical Property? If copper comes in contact with water, it will turn green.
a)
Physical
b)
Chemical
c)
Neither
7.

Which choice is NOT an element?

a)

carbon

b)

gold

c)

salt

d)

helium

8.
A mixture that appears to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
9.
 mixture that does NOT appear to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
10.
Which of these is an example of a chemical property?
a)
density
b)
melting point
c)
ductility
d)
flammability
11.
The process of splitting heavier nuclei into lighter nuclei is called
a)
nuclear fission
b)
nuclear fusion
c)
radiation poisoning 
d)
chemotherapy
12.

What type of change alters an atom's nucleus?

a)

physical change

b)

chemical change

c)

nuclear change

d)

gravitational change

13.

slicing bread

a)

chemical change

b)

physical change

14.

baking a pie

a)

chemical change

b)

physical change

15.

melting ice

a)

chemical change

b)

physical change

16.

shredding paper

a)

chemical change

b)

physical change

17.

bicycle rusting

a)

chemical change

b)

physical change

18.

digesting food

a)

chemical change

b)

physical change

19.

A house made of toy blocks is weighed. It is then taken apart and each block is weighed separately. If the weights of all the blocks are added, what will be the total?

a)

a little less than the weight of the original house

b)

a little more than the weight of the original house

c)

the same weight as the original house

20.
What does it mean when there is a physical change?
a)
Matter has changed from one substance into another
b)
Matter has changed on the molecular level
c)
A new substance has been formed
d)
Matter has changed size, shape or form
21.

Freshly brewed black coffee

a)

Heterogeneous

b)

Homogeneous

22.

Lucky Charms

a)

Heterogeneous

b)

Homogeneous

23.

M&Ms

a)

Heterogeneous

b)

Homogeneous

24.
What is a homogeneous mixture?
a)
a mixture that is the same throughout.
b)
a mixture that is made up of one type of atom.
c)
a mixture that is made up of one type of compound
d)
a mixture that cannot be separated through physical changes
25.
What type of mixture is this?
a)
homogenous mixture
b)
chemical
c)
heterogeneous mixture 
d)
solid mix
26.
Kool-Aid
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
27.
Is this chemical formula Organic or Inorganic?
CHO2
a)
Organic
b)
Inorganic
28.

Which of the following Chemical Formulas is Organic?

a)

NaCl2

b)

H2O

c)

Fe3Br

d)

KCL

29.

Stronger acids have a pH closer to...

a)

7

b)

0

c)

14

d)

9

30.

Weaker bases have a pH closer to...

a)

8

b)

0

c)

14

d)

4

31.

A pH level of 7 indicates

a)

acid

b)

base

c)

neutral

d)

none of the following

32.

The pH scale is a range from:

a)

1-7

b)

0-14

c)

1-5

d)

1-14

33.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline
c)
Base
d)
Buffer
34.

What is the only substance with a neutral pH of 7?

a)

Milk

b)

Orange Juice

c)

Pure water

d)

Bleach

35.
A solution with a pH of 8.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
36.

What would be considered the weakest base?

a)

3

b)

14

c)

8.2

d)

11.6

37.

What type of paper is used to test for acids and bases?

a)

Red paper

b)

Blue paper

c)

Lined paper

d)

Litmus paper

38.

You test a solution with pH paper, and the paper turns blue. The solution is ______.

a)

neutral

b)

an acid

c)

a base

d)

an acid & a base

39.
After you mix two substances together, a new substance forms.  This is an example of:
 
a)
 Physical Change
b)
 Chemical Change
40.

Who is your favorite Science Teacher? (be careful of how you answer!)

a)

Fulton

b)

Harnden

c)

Parizo

d)

7th grade teacher

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