NAME ____________________________ DATE ________________ CLASS __________________
The Science of Physics
Mixed Review
Power
Prefix
1018
atto-
a
1015
1012
109
femtopiconano-
f
p
n
106
micro-

m
c
103
102
millicenti-
Abbreviation
Power
Prefix
101
101
103
106
deci-
d
dekakilomega-
da
k
M
109
giga-
G
terapetaexa-
T
P
E
12
10
1015
1018
Abbreviation
1. Convert the following measurements to the units specified.
a. 2.5 days to seconds _____________________________________________
b. 35 km to millimeters ____________________________________________
c. 43 cm to kilometers _____________________________________________
d. 22 mg to kilograms _____________________________________________
e. 671 kg to micrograms ___________________________________________
3.Express the measurement 4.29478416 kg with 8, 6, 4, and 2 significant figures.
_____________________________
_______________________________
_____________________________
_______________________________
4.Rewrite the following quantities in scientific notation without prefixes. (convert
to base unit first…)
a. 3582 gigabytes _________________________________________________
b. 0.0009231 milliwatts ____________________________________________
c. 53657 nanoseconds _____________________________________________
d. 5.32 milligrams ________________________________________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Physics
5
Study Guide
NAME ____________________________ DATE ________________ CLASS __________________
5.According to the rules given in Chapter 1 of your textbook, how many
significant figures are there in the following measurements?
a. 0.0845 kg _____________________________________________________
b. 37.00 h _______________________________________________________
c. 8 630 000.000 mi _______________________________________________
d. 0.000 000 0217 g _______________________________________________
e. 750 in. _______________________________________________________
f. 0.5003 s ______________________________________________________
6. Without calculating the result, find the number of significant figures in the
following products and quotients.
a. 0.00532  4.0009 ______________________________________________
b. 0.0080750  10.037 ____________________________________________
c. (3.52 × 1011)  (7.823 × 1011)_____________________________________
7. Calculate a + b, a  b, a  b, and a  b with the correct number of significant
figures using the following numbers.
a. a = 0.005 078; b = 1.0003
a + b = ______________________
a  b = ______________________
a  b = ______________________
a  b = ______________________
b. a = 4.231 19  107; b = 3.654  106
a + b = ______________________
a  b = ______________________
a  b = ______________________
a  b = ______________________
8. Calculate the area of a carpet 6.35 m long and 2.50 m wide. Express your
answer with the correct number of significant figures.
_______________________________________________________________
9.Round off the following numbers to one figure.
a. 3.7  105 ______________________________________________________
b. 6.1  105 ______________________________________________________
c. 8.2  109 _____________________________________________________
d. 0.000067 _____________________________________________________
e. 7439262 ______________________________________________________
f. 0.0006739 ____________________________________________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Physics
6
Study Guide
NAME ____________________________ DATE ________________ CLASS __________________
10. The table below contains measurements of the temperature and volume of an
air balloon as it heats up.
In the grid at bottom, sketch a graph that best describes these data.
Temperature Volume
(°C)
(m3)
2
0.0502
27
0.0553
52
0.0598
77
0.0646
102
0.0704
127
0.0748
152
0.0796
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Physics
5
Study Guide