PS.2 States And Classification Of Matter Question Preview (ID: 20834)

Physical Science, 8th Grade, States And Classification Of Matter.[print questions]

Which of the following consists of two or more substances combined together, but not chemically combined?
a) Atoms
b) Elements
c) Compounds
d) Mixtures

Of the states of matter, gas is the only state that -
a) is fluid
b) is highly compressible
c) has mass
d) has a definite shape

Which of these is best classified as a mixture?
a) Iron
b) carbon dioxide
c) water
d) soil

Which of the following is a compound?
a) Na
b) Cl
c) NaCl
d) C

The particle (or kinetic) theory of matter states that -
a) all matter is made of tiny particles that are in constant motion
b) all matter is made of one type of particle that does not move
c) all matter is made of tiny particles that do not move
d) all matter is made of one type of particle that constantly moves

Which of these best describes the particle (molecules) motion when water is put into the freezer?
a) The motion of the particles becomes random.
b) The particles move with more force.
c) The particles decrease in speed.
d) The particles increase in speed.

Where would you have the least mass?
a) At sea level.
b) On a mountain top.
c) On the moon.
d) Mass does not change, regardless of the location

_________________ is the amount of mass in an object and how much space it takes up (volume).
a) Mass
b) Matter
c) Volume
d) Liters

A substance made up of two or more elements that have been chemically combined is called -
a) an atom
b) a compound
c) an element
d) a mixture

What does not have a definite size and shape, but does have a definite volume (takes up space)?
a) solid
b) liquid
c) gas

When the temperature of a solid increases, which state of matter could the solid transition into?
a) solid
b) liquid
c) gas
d) plasma

A substance with a definite volume and definite shape is classified as a-
a) solid
b) plasma
c) gas
d) liquid

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