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