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test 1 review

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

The study of matter and changes in matter best describes the science of
a.
biology.
c.
microbiology.
b.
physics.
d.
chemistry.
 

 2. 

Chemistry is the study of all of the following EXCEPT
a.
matter.
c.
energy associated with changes in matter.
b.
changes in matter.
d.
projectile motion.
 

 3. 

Chemistry may be most useful in studying
a.
the movement of asteroids.
c.
eating habits of ducks.
b.
why materials corrode.
d.
streamlining of race cars.
 

 4. 

Matter includes all of the following EXCEPT
a.
air.
c.
smoke.
b.
light.
d.
water vapor.
 

 5. 

A physical property may be investigated by
a.
melting ice.
c.
allowing silver to tarnish.
b.
letting milk turn sour.
d.
burning wood.
 

 6. 

Chemical properties
a.
include changes of state of a substance.
b.
include mass and color.
c.
include changes that alter the identity of a substance.
d.
can be observed without altering the identity of a substance.
 

 7. 

Two features that distinguish matter are
a.
mass and velocity.
c.
mass and volume.
b.
weight and velocity.
d.
weight and volume.
 

 8. 

One chemical property of matter is
a.
boiling point.
c.
reactivity.
b.
texture.
d.
density.
 

 9. 

A chemical change occurs when
a.
dissolved minerals solidify to form a crystal.
b.
ethanol is purified through distillation.
c.
salt deposits form from evaporated sea water.
d.
a leaf changes color.
 

 10. 

A physical change occurs when a
a.
peach spoils.
c.
bracelet turns your wrist green.
b.
copper bowl tarnishes.
d.
glue gun melts a glue stick.
 

 11. 

The particles in a solid are
a.
packed closely together.
c.
constantly in motion.
b.
very far apart.
d.
able to slide past each other.
 

 12. 

The state of matter in which a material is most likely to resist compression is the
a.
solid state.
c.
gaseous state.
b.
liquid state.
d.
vaporous state.
 

 13. 

The state of matter in which a material has neither a definite shape nor a definite volume is the
a.
gaseous state.
c.
elemental state.
b.
liquid state.
d.
solid state.
 

 14. 

The state of matter in which a material has a definite volume but no definite shape is the
a.
gaseous state.
c.
frozen state.
b.
solid state.
d.
liquid state.
 

 15. 

Under ordinary conditions of temperature and pressure, the particles in a gas are
a.
closely packed.
c.
held in fixed positions.
b.
very far from each other.
d.
able to slide past each other.
 

 16. 

The substances that are chemically bound together are
a.
the gases in the air.
c.
dust particles in air.
b.
the elements that compose water.
d.
substances in blood.
 

 17. 

Physical means can be used to separate
a.
elements.
c.
mixtures.
b.
pure substances.
d.
compounds.
 

 18. 

The melting of candle wax is classified as a physical change because it
a.
produces no new substances.
b.
transfers energy.
c.
absorbs heat.
d.
changes the chemical properties of wax.
 

 19. 

An example of a chemical change is
a.
sanding wood.
c.
milk going sour.
b.
melting ice.
d.
vaporizing gasoline.
 

 20. 

The state of matter in which a material has definite shape and definite volume is the
a.
liquid state.
c.
gaseous state.
b.
solid state.
d.
vaporous state.
 

 21. 

The state of matter in which particles are rigidly held in fixed positions is the
a.
gaseous state.
c.
vaporous state.
b.
liquid state.
d.
solid state.
 

 22. 

A substance classified as a fluid contains particles that
a.
quickly expand into any available space.
b.
are held in fixed positions.
c.
may slide past each other.
d.
are very far from each other.
 

 23. 

A list of pure substances could include
a.
bread dough.
c.
vitamin C (ascorbic acid).
b.
vinegar (5% acetic acid).
d.
sea water.
 



 
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