Name: 
 

Chapter 2 Sample


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

 1. 
Which of the following observations is quantitative?
a.
The liquid turns blue litmus paper red.
b.
The liquid boils at 100°C.
c.
The liquid tastes bitter.
d.
The liquid is cloudy.
 

 2. 
Which of these is not an SI base unit?
a.
kilogram
c.
liter
b.
second
d.
Kelvin
 

 3. 
The symbol mm represents
a.
micrometer.
c.
milliliter.
b.
millimeter.
d.
meter.
 

 4. 
The symbols for units of length in order from largest to smallest are
a.
m, cm, mm, km.
c.
km, mm, cm, m.
b.
mm, m, cm, km.
d.
km, m, cm, mm.
 

 5. 
Which of these metric units is used to measure mass?
a.
m
c.
g
b.
mm
d.
L
 

 6. 
The standard base unit for mass is the
a.
gram.
c.
meter.
b.
cubic centimeter.
d.
kilogram.
 

 7. 
A volume of 1 milliliter is equivalent to
a.
1 cubic centimeter.
c.
1 liter.
b.
1 gram.
d.
10–1 cubic decimeters.
 

 8. 
Which of these symbols represents a unit of volume?
a.
mL
c.
mm
b.
mg
d.
cm
 

 9. 
The most appropriate SI unit for measuring the length of an automobile is the
a.
millimeter.
c.
meter.
b.
kilometer.
d.
liter.
 

 10. 
All of the following are SI units for density except
a.
kg/m3.
c.
g/cm3.
b.
kg/L.
d.
g/m2.
 

 11. 
Which of these is a measure of the amount of material?
a.
density
c.
volume
b.
weight
d.
mass
 

 12. 
Which of these statements about density is true?
a.
Larger objects are more dense.
b.
Density does not depend on temperature.
c.
Density is a physical property.
d.
The density of an object depends on the force of gravity.
 

 13. 
A sample of gold has a mass of 96.5 g and a volume of 5.00 cm3. The density of gold is
a.
0.0518 g/cm3.
c.
101.5 g/cm3.
b.
19.3 g/cm3.
d.
483 g/cm3.
 

 14. 
The density of pure diamond is 3.5 g/cm3. What is the volume of a diamond with a mass of 0.25 g?
a.
0.071 cm3
c.
3.75 cm3
b.
0.875 cm3
d.
14 cm3
 

 15. 
What is the density of 37.72 g of material whose volume is 6.80 cm3?
a.
0.180 g/cm3
c.
30.9 g/cm3
b.
5.55 g/cm3
d.
256. g/cm3
 

 16. 
100 milliliters is equivalent to
a.
1 hectoliter.
c.
1 centiliter.
b.
1 microliter.
d.
1 deciliter.
 

 17. 
A numerical result is said to have good precision if
a.
it agrees closely with an accepted value.
b.
repeated measurements agree closely.
c.
it has a small number of significant figures.
d.
it is a large whole number.
 

 18. 
For numbers less than 0.1, such as 0.06, the zeros to the right of the decimal point but before the first nonzero digit
a.
are significant.
b.
show the decimal place of the first digit.
c.
show that the zero on the left side of the decimal is not significant.
d.
show uncertainty.
 

 19. 
Which of these measurements has been expressed to four significant figures?
a.
0.0020 mm
c.
30.00 mm
b.
0.0402 mm
d.
402.10 mm
 

 20. 
Using a metric ruler with 1 mm divisions, the sides of a rectangular piece of plywood were measured as 3.54 cm and 4.85 cm, which corresponds to an area of 17.1690 cm2. Which of these shows the area expressed correctly?
a.
17.1 cm2.
c.
17.17 cm2.
b.
17.169 cm2.
d.
17.2 cm2.
 

 21. 
What is 1.245 633 501 ´ 108 rounded to four significant figures?
a.
1246
c.
1.246 ´ 108
b.
1.2456 ´ 108
d.
1.246 ´ 104
 

 22. 
When 1.92 ´ 10–6 kg is divided by 6.8 ´ 102 mL, the quotient equals
a.
2.8 ´ 10–4 kg/mL.
c.
2.8 ´ 10–8 kg/mL.
b.
2.8 ´ 10–5 kg/mL.
d.
2.8 ´ 10–9 kg/mL.
 

 23. 
When 6.02 ´ 1023 is multiplied by 9.1 ´ 10–31, the product is
a.
4.3 ´ 10–8.
c.
4.3 ´ 10–7.
b.
4.3 ´ 1054.
d.
4.3 ´ 10–53.
 

 24. 
The graphs of two variables that are inversely proportional to one another is
a.
a straight line.
c.
a parabola.
b.
an ellipse.
d.
a hyperbola.
 

 25. 
Which of these statements about y = kx is not true?
a.
y is directly proportional to x.
b.
x is a variable.
c.
The product of y and x is a constant.
d.
The graph of y versus x is be a straight line.
 



 
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