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Science-Ch. 5
Test Description: Matter-Properties and Changes
Instructions: Answer all questions to get your test result.
1) As a sample of matter is cooled, which property of its particles increases?
A
average kinetic energy
B
pressure
C
cohesive forces
D
buoyancy
2) All of the following are examples of chemical weathering except _________________________.
A
pollution
B
rocks breaking because of ice
C
cave formations
D
acid rain
3) The millions of compounds that exist are made from approximately _________________ elements.
A
115
B
50
C
75
D
150
4) Which of the following is an example of a physical change?
A
evaporation in a a swamp cooler
B
electricity produced by a dry cell
C
rusting of a car body
D
digestion of a hamburger
5) The freezing point of a substance is ____________________ the melting point of the same substance.
A
greater than
B
equal to
C
unrelated to
D
less than
6) The following are examples of physical properties EXCEPT _________________.
A
density
B
shape
C
color
D
the ability to react with oxygen
7) The following are examples of chemical properties EXCEPT __________________.
A
the ability to be react with oxygen
B
the ability to burn
C
the ability to be crushed
D
toxicity
8) Density is an example of a __________________.
A
physical change
B
chemical change
C
chemical property
D
physical property
9) A characteristic of matter that allows it to change to something new is a ______________.
A
chemical property
B
chemical change
C
physical change
D
physical property
10) Which of the following is an example of a chemical change?
A
baking soda in water
B
painting a house
C
bending steel
D
freezing water
11) Acids and bases can be all of the following except _____________________.
A
living
B
harmful
C
useful
D
edible
12) A neutral sample has a pH ___________________.
A
between 0 and 7
B
between 7 and 14
C
of exactly 7
D
of exactly 0
13) An acidic sample has a pH _________________.
A
between 7 and 14
B
between 0 and 7
C
of exactly 0
D
of exactly 7
14) Which of the following is an example of a chemical change?
A
burning paper
B
bending a pop can
C
evaporation of milk
D
melting wax
15) All of the following are a state of matter EXCEPT _______________.
A
density
B
liquid
C
gas
D
solid
16) One of the chemical of bases is that they _______________.
A
crumble
B
corrode metal
C
taste sour
D
feel slippery
17) Density is equal to _________________________.
A
volume divided by mass
B
volume times mass
C
mass times volume
D
mass divided by volume
18) All of the following are examples of physical changes except ________________.
A
burning
B
solidifying
C
melting
D
evaporating
19) A base sample has a pH range ____________________.
A
of exactly 0
B
between 0 and 7
C
of exactly 7
D
between 7 and 14
*select an answer for all questions
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