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Mixtures And Solutions
Test Description: Unit 2
Instructions: Answer all questions to get your test result.
1) The classification of matter as a solid, a liquid, or a gas
A
physical state
B
magnetism
C
matter
D
solubility
2) The characteristic of matter to sink or float in water
A
freezing
B
solubility
C
magnetism
D
relative density
3) Measurement of the ability of a solid to dissolve in a liquid
A
magnetism
B
insulator
C
solubility
D
evaporation
4) Allows electric current or heat energy to flow through easily
A
conductor
B
insulator
C
solution
D
matter
5) Temperature at which a substance changes from a liquid to a gas (100 degrees Celcius for water)
A
freezing point
B
evaporation
C
condensation
D
boiling point
6) Slows down or stops electric current or heat energy from flowing
A
insulator
B
conductor
C
solubility
D
solution
7) A combination of two or more substances where each keep their own properties
A
mixture
B
solution
C
solid
D
mass
8) Temperature at which a substance changes from a liquid to a solid (0 degrees Celcius for water)
A
boiling point
B
evaporation
C
freezing point
D
solubility
9) A mixture of one substance dissolved evenly in another
A
magnetism
B
insulator
C
solution
D
physical state
10) Anything that has mass an takes up space
A
magnet
B
conductor
C
matter
D
mixture
11) The amount of matter in an object
A
weight
B
liquid
C
magnetism
D
mass
12) The property of attraction to a magnet
A
magnetism
B
relative density
C
solubility
D
physical state
13) What happens to salt grains when they dissolve in water?
A
they dissappear
B
the grains get higher in temperature until they melt into a liquid
C
they get smaller in size until they can no longer be seen
D
they change their chemicals to become water
14) How would you separate a mixture of iron filings and pepper?
A
screen
B
filter paper
C
magnet
D
funnel
15) Describe the particles in a liquid
A
takes the shape of its container
B
they have the most energy of all phases of matter
C
the particles are tightly packed together
D
they cannot be weighed on a scale
16) If the temperature of the water is 37 degrees Celcius, how many more degrees does it need to cool to reach freezing?
A
0 degrees
B
63 degrees
C
37 degrees
D
5 degrees
17) How would you separate a mixture of sand and sea shells?
A
boiling
B
filter paper
C
screen
D
magnet
18) How would you separate a mixture of salt and water?
A
funnel
B
evaporation
C
you cannot separate the two
D
filter paper
19) Matter that has a definite volume but no definite shape is
A
volume
B
liquid
C
gas
D
freezing
20) A mixture that has the same composition throughout is
A
temperature
B
solubility
C
a solution
D
volume
*select an answer for all questions
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