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Physics Unit 1 Review

Total questions: 80

Worksheet time: 6hrs 39mins

Name
Class
Date
1.
How many significant figures does the following number have: 0.002040
a)
6
b)
4
c)
3
d)
2
2.
How many significant figures does the following number have: 0.998005
a)
9
b)
10
c)
6
d)
5
3.
How many significant figures does the following number have: 100.00210
a)
7
b)
5
c)
10
d)
8
4.
How many significant figures does the following number have: 100.3
a)
4
b)
3
c)
5
d)
2
5.
How many significant figures does the following number have: 56.040
a)
2
b)
3
c)
4
d)
5
6.
Round 0.010229 to four sig figs
a)
1022
b)
1023
c)
0.01023
d)
0.01022
7.
Round 1047.78 to three sig figs
a)
104
b)
105
c)
1050
d)
1050.00
8.
How many Significant Figures in the number below?
0.456
a)
3
b)
4
c)
2
d)
1
9.
How many significant figures does the following number have: 0.002040
a)
6
b)
4
c)
3
d)
2
10.
How many significant figures: 216 m
a)
1
b)
2
c)
3
d)
0
11.
How many significant figures: 0.012 km
a)
1
b)
2
c)
3
d)
4
12.
How many significant figures: 1000 mL
a)
1
b)
2
c)
3
d)
4
13.
How many significant figures: 100.000 cL
a)
1
b)
3
c)
5
d)
6
14.
How many significant figures: 0.010 L
a)
1
b)
2
c)
3
d)
4
15.
How many Significant Figures in the number below?
4.56 x 103
a)
5
b)
4
c)
6
d)
3
16.

Round off 509.96 to 4 significant figures

a)

509.9

b)

509.0

c)

510.0

d)

510

17.
Calculate 5.50 cm + 5.50 cm and give your answer with the appropriate number of significant figures.
a)
11 cm
b)
11.0 cm
c)
11.00 cm
d)
11.000 cm
18.
How many significant figures will be in the answer to the following question:
7.62 x 6.98 x 3.2645
a)
1
b)
2
c)
3
d)
4
19.
Calculate 12.34 + 1.234 + 0.1234
a)
13.6974
b)
13.697
c)
13.70
d)
13.7
20.
Calculate 7.987 m - 0.54 m and give your answer with the appropriate number of significant figures.
a)
7.45 m
b)
7.447 m
c)
7.4 m
d)
7.5 m
21.
Calculate 1.23 m x 0.89 m and give your answer with the appropriate number of significant figures.
a)
1.0 m2
b)
1.1 m2
c)
1.0947 m2
d)
1.09 m2
22.
Which of the following is the answer for the problem with the correct number of significant digits?
24.32 + 1.2 = 25.52
a)
25.6
b)
25.52
c)
25.5
d)
25
23.

3.05 + 0.013

a)

3.063

b)

3.06

c)

3.1

d)

3

24.

5.9 x 6.01

a)

35.459

b)

35.46

c)

35.5

d)

35

25.

2.40 - 0.004

a)

2.396

b)

2.39

c)

2.40

d)

2.4

26.

0.9/2.3

a)

0.391

b)

0.39

c)

0.40

d)

0.4

27.
Write 0.000972 in scientific notation.
a)
9.72 x 10-4
b)
9.72 x 10-3
c)
972 x 10-4
d)
9.72 x 104
28.
Write 0.037 in scientific notation.
a)
3.7 x 10-2
b)
3.7 x 102
c)
37 x 10-3
d)
37 x 103
29.
Write 2.08 x 102  in standard form.
a)
208
b)
0.0208
c)
20,800
d)
0.208
30.
How do you write
8.317 x 106
in standard form?
a)
8, 371, 000
b)
83, 170, 000
c)
837, 100
d)
8, 317, 000
31.
Write 3.2 x 103 in standard form.
a)
3.200
b)
3200
c)
32000
d)
.0032
32.
Light travels at a rate of 186,000 miles per second.  Write this number in scientific notation.
a)
1.86 x 105
b)
1.86 x 104
c)
18.6 x 104
d)
186 x 103
33.
The closest galaxy to our own is over 2,500,000 light years away.  Write this number is scientific notation.
a)
2.5 x 107
b)
.25 x 107
c)
25 x 105
d)
2.5 x 106
34.
Write 46.3 x 104 in scientific notation.
a)
It is in scientific notation.
b)
.463 x 106
c)
4.63 x 105
d)
4.63 x 104
35.
Write this number in standard form:  7.7 x 109
a)
7,700,000,000
b)
7,700,000
c)
7,000,000.000
d)
70,000,000,000
36.
What does 8-2 equal?
a)
1/16
b)
1/64
c)
-16
d)
-64
37.

Give the sum in scientific notation.

(2.6 x 106) + (4.2 x 106)

a)

6.8 x 106

b)

6.8 x 1012

c)

8.4 x 106

d)

3.2 x 1012

38.

Give the sum in scientific notation.

(4.8 x 108) + (5.4 x 108)

a)

1.02 x 108

b)

1.02 x 109

c)

9.2 x 108

d)

9.2 x 101610^{16}  

39.

Give the difference in scientific notation.

(9.87 x 107) - (7.42 x 107)

a)

2.45 x 100

b)

3.5 x 107

c)

2.45 x 107

d)

17.29 x 107

40.

Give the difference in scientific notation.

(8.7 x 109) - (2.5 x 107)

a)

6.2 x 102

b)

6.2 x 109

c)

7.23 x 107

d)

8.675 x 109

41.

Multiply. Give the product in scientific notation.

(9.6×103) × (6.7×102)

a)

6.432×105

b)

6.432×106

c)

6.432×101

d)

6.432 x 107x\ 10^7  

42.

Divide. Give the quotient in scientific notation.

(3 x 10-5)/(4 x 102)

a)

7.5 x 10-3

b)

7.5 x 10-8

c)

.75 x 10-7

d)

 7.0 x 102

43.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
44.

Divide the scientific notation:

(6.9 x 107) / (2.3 x 10-3)

a)

3 x 1010

b)

3 x 104

c)

3 x 10-4

d)

3 x 10-11

45.

Divide the scientific notation:

5.2 x 1013 / 1.5 x 107

a)

3.9 x 106

b)

4 x 1020

c)

3.4 x 106

d)

3.9 x 1020

46.

4 L = ____ mL

a)

40

b)

400

c)

4,000

d)

40,000

47.

Kim measures the length of her foot. Which measurement could be correct?

a)

19 centimeters

b)

19 millimeters

c)

19 meters

d)

19 kilometers

48.

Which of these containers COULD have a volume of 1 Liter?

a)

bathtub

b)

water bottle

c)

juice box

d)

swimming pool

49.

15 meters = ______ centimeters


What number will make the equation true?

a)

150

b)

1,500

c)

15,000

d)

15

50.

5 kg = ______ g

a)

5

b)

50

c)

500

d)

5,000

51.

Mark is filling a 2 liter bottle with water. How many mL will it take to fill the bottle?

a)

2 mL

b)

2,000 mL

c)

200 mL

d)

1,000 mL

52.

16 km = ______ m

a)

16,000

b)

160

c)

900

d)

1,600

53.

565,900 seconds into days

a)

3.5 days

b)

4 days

c)

6.5 days

d)

6 days

54.

1 year into minutes

a)

525,600 minutes

b)

625,000 minutes

c)

345,000 minutes

d)

476,000 minutes

55.

43 miles into feet

a)

142,086 feet

b)

325,006 feet

c)

278,090

d)

227,040 feet

56.

165 pounds into kilograms

a)

77 kilograms

b)

75 kilograms

c)

120 kilograms

d)

132 kilograms

57.

100 yards into meters

a)

91.46 meters

b)

92.54 meters

c)

87.34 meters

d)

86.23 meters

58.

22,647 inches into miles

a)

.359 miles

b)

.348 miles

c)

.312 miles

d)

.357 miles

59.

2678 cm into feet

a)

84.67 feet

b)

87.86 feet

c)

92.54 feet

d)

90.67 feet

60.

60 miles per hour into meters per second

a)

28.6 meters per second

b)

28.6 meters per minute

c)

26.8 meters per second

d)

26.8 meters per minute

61.

130 meters per second into miles per hour

a)

291.56 miles per hour

b)

290.73 miles per hour

c)

290.53 miles per hour

d)

291.78 miles per hour

62.

1100 feet per second into miles per hour

a)

755 miles per hour

b)

760 miles per hour

c)

765 miles per hour

d)

750 miles per hour

63.

53 yards per hour into inches per week

a)

320,544 inches per week

b)

321,560 inches per week

c)

210,589 inches per week

d)

210,987 inches per week

64.

27 miles per gallon into kilometers per liter

a)

11.61 kilometers per liter

b)

11.51 kilometers per liter

c)

11.45 kilometers per liter

d)

11.46 kilometers per liter

65.

The vertical axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

66.

The horizontal axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

67.

What is an independent variable?

a)

the variable that changes because another variable changes

b)

independent variables are only found on pie charts.

c)

a variable most often found on the y-axis

d)

the variable the experimenter changes or manipulates.

68.

What is a dependent variable?

a)

the variable the experimenter changes or manipulates.

b)

the variable that changes because another variable changes

c)

dependent variables are only found on pie charts

d)

a variable most often found on the x-axis

69.

Which type of graph best represents data that shows a change over a period of time?

a)

line

b)

bar

c)

table

d)

circle

70.
On a graph, which axis shows the independent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
71.
On a graph, which axis shows the dependent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
72.
Find the slope
a)
-5/3
b)
-3/5
c)
5/3
d)
3/5
73.
Find the slope:
a)
3/4
b)
4/3
c)
-3/4
d)
-4/3
74.
Find the slope of the line.
a)
-2
b)
2
c)
-1
d)
1
75.
Find the slope of the line that passes through:
(6,7) and (4,2)
a)
2/5
b)
-5/2
c)
5/2
d)
-1/2
76.
Find the slope of the line that passes through: 
(2, 4) and (6, 12)
a)
1/2
b)
-1/2
c)
2
d)
-2
77.
The line pictured has a(n) ______ slope.
a)
Undefined
b)
Zero
c)
Positive
d)
Negative
78.

What is the area of A?

a)

150

b)

10

c)

100

d)

75

79.

What is the area of B?

a)

150

b)

10

c)

100

d)

75

80.

What is the area of C?

a)

75

b)

150

c)

200

d)

250

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