Water’s the Matter
Unit 1: Measuring Mass
Post-Test
1.
Volume is best described as ___________________________.
A.
B.
C.
D.
E.
2.
The mass of an object is dependent upon its ______________.
A.
B.
C.
D.
E.
3.
Concentration is equal to gravity times mass.
Concentration is how much matter is in a given volume.
Concentration is equal to matter times volume.
Concentration is how much mass is present at a given gravity.
Concentration is equal to gravity times volume.
In order to determine concentration you would need to know
.
A.
B.
C.
D.
E.
5.
gravity.
volume.
matter.
heat.
energy.
Which of the following statements concerning concentration is true?
A.
B.
C.
D.
E.
4.
how much an object weighs.
how much matter is dissolved in water.
how much matter is in an object.
how much space an object occupies.
how fast an object is moving.
mass; volume
mass; gravity
volume; gravity
volume; weight
mass; weight
Using the metric system, volume is often measure in units of
A.
B.
C.
D.
E.
and
grams.
liters.
grams/liter.
ounces.
pounds.
.
6.
Which of the following methods could you use to measure the mass of an object?
A.
B.
C.
D.
E.
7.
Which of the following would have the lowest concentration of sugar?
A.
B.
C.
D.
E.
8.
.
volume
mass
size
weight
concentration
Which of the following is a measure of mass in the metric system?
A.
B.
C.
D.
E.
10.
one gram of sugar in one liter
one milligram of sugar in one milliliter
one kilogram of sugar in one liter
one gram of sugar in one milliliter
one milligram of sugar in one liter
If gravity were no longer present, an object would no longer have
A.
B.
C.
D.
E.
9.
placing it on a balance
placing it in a beaker
measuring it with a ruler
immersing it in water
using a thermometer
kilograms.
liters.
pints.
ounces.
pounds.
Billy is treating a nearby pond with a chemical to neutralize pesticide
contamination. To be effective, the concentration of the chemical needs to be 3
mg of chemical in 1 liter of volume. If Billy has 100 g of the chemical, how
much pond water can he treat?
A.
B.
C.
D.
E.
300 ml
333 ml
3.33 l
33.3 l
300 l
11.
Billy is treating a nearby pond with a chemical to neutralize pesticide
contamination. To be effective, the concentration of the chemical needs to be 3
mg of chemical in 1 liter of volume. If he wants to treat 1500 L of pond water,
how much chemical does Billy need to add?
A.
B.
C.
D.
E.
12.
Billy is treating a nearby pond with a chemical to neutralize pesticide
contamination. To be effective, the concentration of the chemical needs to be 3
mg of chemical in 1 liter of volume. Unfortunately, Billy was distracted while
treating the 1000-liter pond and ended up adding too much chemical. He
measures the concentration to be 8 mg of chemical in 1 liter. How much of the
chemical did Billy add?
A.
B.
C.
D.
E.
13.
45 mg
4.5 g
45 g
50 g
500 g
8 mg
80 mg
8g
80 g
8 kg
Billy’s little brother decides that he, too, can treat pond water. He dumps 100 g of
sugar in 500 L of pond water. If Billy were to measure the concentration of his
brother’s creation, what would it be?
A.
B.
C.
D.
E.
0.1 mg/L
0.2 mg/L
1 mg/L
0.2 g/L
1 g/L