Unit 2 Test Review 1 Question Preview (ID: 44264)


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Matter that has a definite volume and definite shape.
a) Solid
b) Liquid
c) Plasma
d) Gas

Matter that has a definite volume but no definite shape.
a) Water
b) Solid
c) Liquid
d) Plasma

Matter that has no definite volume of shape.
a) Gas
b) Liquid
c) Solid
d)

Most matter ________________ when heated.
a) Contracts
b) Expands
c)
d)

Ice is an example of matter in the __________________ state.
a) Liquid
b) Gas
c) Solid
d) Plasma

The energy of particles in a liquid is ______________ the energy of the particles in a solid.
a) More than
b) Less than
c) The same as
d)

Anything that has mass and volume.
a) Matter
b) Mass
c) Volume
d)

A phase change is always_____________ because it can be reversed.
a) Physical
b) Chemical
c)
d)

A phase change from a liquid to a solid...
a) requires the removal of energy
b) requires the addition of energy
c)
d)

A phase change from a solid to a liquid requires the _________ of energy
a) Addition
b) Subtraction
c)
d)

Vaporization is...
a) Converting a liquid to a gas
b) Converting a liquid to a solid
c)
d)

Attraction between two different substances.
a) Adhesion
b) Cohesion
c)
d)

A measure of the strength of water's surface.
a) Surface tension
b) Surface film
c) adhesion
d)

Attraction between particles of same substances.
a) Cohesion
b) Adhesion
c)
d)

A electronegative atom has a ________ attraction for electrons.
a) Stronger
b) Weaker
c)
d)

True or False Oxygen atoms have a stronger attraction for electrons
a) False
b) True
c)
d)

A water molecule (H2O) is made of ____________atoms.
a) Three
b) Two
c) One
d)

Physical Change...
a) No change in the composition of matter
b) Changes the composition of matter
c)
d)

Chemical change...
a) The composition of matter changes.
b) The composition of matter does not change.
c)
d)

When something reacts with oxygen
a) Chemical Change- Reactivity
b) Physical Change- Reactivity
c)
d)

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