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