Section 1.1
The Puzzle of Matter
Practice Test
1.
The measure of the amount of matter that an object contains is its ________.
a.
mass
b.
shape
c.
volume
d.
weight
Hint
2.
A thinking device that helps you understand and explain macroscopic observations is called a/an ______________.
a.
experiment
b.
observation
c.
prediction
d.
scientific model
Hint
3.
Which of the following is a chemical element?
a.
gold
b.
water
c.
sand
d.
sucrose
Hint
4.
Which of the following is not a compound?
a.
butane
b.
carbon dioxide
c.
salt water
d.
water
Hint
5.
Which of the following is NOT the formula for an element?
a.
B
b.
CO
c.
Cu
d.
Ho
Hint
6.
A substance must be ___________________.
a.
an element or a compound
b.
an element
c.
a homogeneous mixture
d.
a heterogeneous mixture
Hint
7.
What type of physical change would you use to separate the components of an aqueous sugar solution?
a.
electrolysis
b.
evaporation
c.
freezing
d.
sublimation
Hint
8.
A solution is ______________.
a.
a homogeneous mixture
b.
a compound
c.
an element
d.
a heterogeneous mixture
Hint
9.
Sterling silver is _____________.
a.
an alloy
b.
a compound
c.
an element
d.
a heterogeneous mixture
Hint
10.
A substance being dissolved is called ____________.
a.
an aqueous solvent
b.
a solute
c.
a solution
d.
a solvent
Hint
11.
The chemical symbol for sodium is derived from the __________ word natrium.
a.
French
b.
Greek
c.
Latin
d.
Russian
Hint
12.
This chemical symbol represents a metallic element that is a liquid at room temperature.
a.
Hg
b.
Pb
c.
H
d.
H
2
O
Hint
13.
Why can an object's weight vary with location but its mass cannot?
a.
Determinations of mass account for varying gravitational pulls in different locations.
b.
Mass is a measure of the amount of matter in an object; weight is not.
c.
Systems of measurement vary with location.
d.
Weight is a measure of both mass and the effect of Earth's gravitational pull on the matter. Mass measures only the amount of matter.
Hint
14.
Which of the following releases matter?
a.
engaging a car exhaust system
b.
picking up iron filings with a magnet
c.
turbines spinning in a power plant
d.
turning on an electric hot plate
Hint
15.
A heterogeneous mixture is poured through a piece of filter paper that is positioned over a beaker. What is the substance that is collected in the beaker?
a.
heterogeneous mixture
b.
solid
c.
solution
d.
Not enough information is given.
Hint
