Free Printable Chapter 2 Big Review

1.

What is the formula for density?

a)

density = mass x volume

b)

density = mass / volume

c)

density = mass + volume

d)

density = mass - volume

2.

Which box has a higher density?

a)

Box A

b)

Box B

c)

cannot be determined

d)

they are the same

3.

Jack has a rock. The rock has a mass of 14g and a volume of 2cm³. What is the density of the rock?

a)

7 mL

b)

7 g/cm³

c)

28 g/cm³

d)

1/7 g/cm³

4.

Frank has an eraser. It has a mass of 4g, and a volume of 2cm³. What is its density?

a)

8 g/cm³

b)

2 g/cm³

c)

1/2 g/cm³

d)

24 g/cm³

5.

What is the formula for density?

a)

density = mass x volume

b)

density = mass / volume

c)

density = mass + volume

d)

density = mass - volume

6.

What is the formula for Mass?

a)

Mass/Volume

b)

Density x Volume

c)

Mass/Density

7.

What is the formula for Volume?

a)

Mass/Volume

b)

Density x Volume

c)

Mass/Density

8.

A crayon has a mass of 10g and volume of 5 mL. What is the density?

a)

30 g/mL

b)

15 g/mL

c)

1 g/mL

d)

2 g/mL

9.

What units are used to measure Density?

a)

cm³/g

b)

g

c)

g/cm³

d)

cm³

10.

Frank has a paper clip. It has a mass of 9g and a volume of 3cm³. What is its density?

a)

3 g/cm³

b)

1/3 g/cm³

c)

27 g/cm³

d)

39 g/cm³

11.

How many gallons are in 64 quarts?
(Hint: 4 qt = 1 gal)

a)

16 gal

b)

0.25 gal

c)

0.75 gal

d)

1.5 gal

12.

How many dimes are in 70 cents?

a)

7 dimes

b)

80 dimes

c)

700 dimes

d)

60 dimes

13.

How many years are in 3 months?

a)

0.2 yrs

b)

0.75 yrs

c)

0.50 yrs

d)

0.25 yrs

14.

Convert 3.5 gallons into cups. (1gal = 16cups)

a)

56 cups

b)

0.21875 cups

c)

19.5 cups

d)

48 cups

15.

How many gallons are in a pool that holds 758,000 Liters?
(1 gallon = 3.79 Liters)

a)

200

b)

20,000

c)

200,000

d)

2,000,000

16.

The length of a desk is 3.5 feet. How many centimeters is the length?
(there are 2.54 cm in an inch)

a)

60

b)

120.23

c)

106.68

d)

117.12

17.

How many minutes are in a year?

a)

I can't count that high.

b)

525,600min

c)

52,560min

d)

31,536,000min

18.

How many kilograms of calcium are there in 173 pounds of calcium? (1 pound = 454 grams; 1 kg = 1000 g)

a)

1.10 kg

b)

78.5 kg

c)

110 kg

d)

78500 kg

19.

The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet? (3 ft=1 yd)

a)

0.867 ft

b)

7.8 ft

c)

8.07 ft

d)

8.27 ft

20.

40 ft = __________ inches

a)

400

b)

3.3

c)

480

d)

12

21.

When using scientific notation, a negative exponent means ...

a)

the standard number is greater than one

b)

the standard number is less than one

c)

the negative sign doesn't have a meaning

d)

None of the above

22.

Convert this number to standard notation: 7.1 x 10⁴

(a)

23.

Convert this number into scientific notation: 0.068

a)

6.9 x 10⁶

b)

6.8 x 10^-9

c)

6.8 x 10^-2

d)

None of the above

24.

When using scientific notation, a positive exponent means ...

a)

the standard number is greater than one

b)

the standard number is less than one

c)

the negative sign doesn't have a meaning

d)

None of the above

25.

Convert this number to standard notation: 1.4 x 10^-2

(a)

26.

Convert this number into scientific notation: 950,000

a)

9.5 x 10⁵

b)

9.5 x 10^-9

c)

9.5 x 10²

d)

None of the above

27.

Which value is the greatest

a)

5.0 x 10^-9

b)

5.0 x 10^-4

c)

5.0 x 10⁶

d)

5.0 x 10⁸

28.

Which number is the least in value

a)

5.0 x 10^-9

b)

5.0 x 10^-4

c)

5.0 x 10⁶

d)

5.0 x 10⁸

29.

Write 6,700 in scientific notation.

a)

6.7 x 10³

b)

6.7 x10^-3

c)

67 x 10²

d)

67 x 10^-2

30.

7.82 x 10^-⁶ is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

a)

Large

b)

Small

c)

Basic

31.

$\left(9.8\times10^3\right)+\left(1.07\times10^5\right)$

a)

$10.87\ \times\ 10^8$

b)

$1.087\times10^9$

c)

$2.15\times10^5$

d)

$1.168\times10^5$

32.

$\left(4.1\times10^5\right)+\left(5.5\times10^6\right)$

a)

5.91 x 10⁶

b)

9.6 x 10⁵

c)

9.6 x 10¹¹

d)

4.65 x 10⁵

33.

$\left(2\times10^3\right)-\left(1.9\times10^2\right)$

a)

$1.8\times10$

b)

$1.81\times10^3$

c)

$1.81\times10^5$

d)

$0.1\times10$

e)

$0.1\times10^3$

34.

$\left(8.0\times10^{13}\right)-\left(7.5\times10^{12}\right)$

a)

7.25 x 10¹³

b)

7.25 x 10¹²

c)

5.0 x 10¹²

d)

5.0 x 10¹³

35.

$\left(8\times10^{13}\right)-\left(4.5\times10^{11}\right)$

a)

$7.55\times10^{11}$

b)

$7.55\times10^{13}$

c)

$7.955\times10^{13}$

d)

$3.5\times\times10^2$

e)

$7.955\times10^{11}$

36.

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

a)

30.08 x 10¹¹

b)

3.8 x 10¹

c)

3.008 x 10¹²

d)

2.9375 x 10¹

37.

(2.8 * 10⁸) (2.2*10³)

a)

6.16 * 10²⁴

b)

5.0 * 10¹¹

c)

6.16 * 10¹¹

d)

61.6 * 10¹¹

38.

(9.6 * 10⁴)(6.5 * 10²)

a)

6.24 * 10⁷

b)

62.4 * 10⁶

c)

6.24 * 10⁸

d)

6.24 * 10²

39.

(8.4 * 10⁶)/(2.1 * 10³)

a)

0.4 * 10⁴

b)

400 * 10^-3

c)

4 * 10³

d)

4 * 10²

40.

(2.13 * 10⁴) / (7.1 * 10²)

a)

0.3 * 10²

b)

3 * 10⁶

c)

3 * 10²

d)

3 * 10

41.

What is the SI unit to measure length?

a)

Meter

b)

Kilometer

c)

Centimeter

d)

Inch

42.

What is the SI unit of measure of time?

a)

milliseconds

b)

seconds

c)

minutes

d)

metric hours

43.

What is the SI unit of measure for mass?

a)

gram

b)

ounce

c)

pound

d)

kilogram

44.

What is the SI unit of measure for temperature?

a)

Degrees celcius

b)

Kelvins

c)

Degrees Fahrenheit

d)

Ohms

45.

What is the SI unit of measure for substance amount?

a)

mole

b)

ounces

c)

liquid ounces

d)

british pounds

46.

What is the prefix that means 1000?

a)

milli

b)

centi

c)

kilo

d)

milo

47.

What is the prefix that means one hundredth?

a)

deci

b)

centi

c)

milli

d)

kilo

48.

What prefix means one thousandth?

a)

kilo

b)

milli

c)

kili

d)

micro

49.

How many grams are in 2 kilograms?

a)

6

b)

0.6

c)

2,000

d)

0.002

50.

How many kilograms are in 2 grams?

a)

6

b)

0.6

c)

2,000

d)

0.002

51.

How many centimeters are in 10 meters?

a)

1000

b)

100

c)

1

d)

0.1

52.

How many meters are in 10 centimeters?

a)

1000

b)

100

c)

1

d)

0.1

53.

How many nanoseconds are in 0.1 milliseconds?

a)

10,000

b)

0.1

c)

0.02

d)

0.0000001

54.

How many megameters are in 100,000,000 kilometers?

a)

100

b)

100,000

c)

100,000,000,000

d)

100,000,000,000,000

55.

Which options shows the correct conversion between grams and milligrams?

a)

85g = 8500mg

b)

85g = 8.5mg

c)

85g = .85mg

d)

85g = 85000mg

56.

Which best describes the target?

a)

Precise, but not accurate

b)

Accurate but not precise

c)

Precise and accurate

d)

Neither accurate nor precise

57.

Which student is the most ACCURATE?

a)

A

b)

B

c)

C

58.

What is the length of the black bar?

a)

5 cm

b)

4.300 cm

c)

4.30 cm

d)

4.3 cm

59.

What is the volume of liquid in this burette?

a)

7.35 mL

b)

7.350 mL

c)

6.65 mL

d)

6.650 mL

60.

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

a)

16.67%

b)

20%

c)

2500%

d)

80%

61.

The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

a)

15.79%

b)

18.75%

c)

2.25%

d)

18%

62.

The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?

a)

21%

b)

17.37%

c)

17.4%

d)

21.02%

63.

Mr. Austin counts 25 students in class, but there's actually 27. What is their error?

a)

2

b)

-2

c)

7.4%

d)

-7.4%

64.

Mr. Austin counts 25 students in class, but there's actually 27. What is their percent error?

a)

2

b)

-2

c)

7.4%

d)

-7.4%

65.

Zed went to the store and bought a bag of chips. He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package. What was his percent error?

a)

35%

b)

67%

c)

85%

d)

92%

66.

Round to the nearest ten:
76

a)

70

b)

74

c)

75

d)

80

67.

Round to the nearest thousands:
8,290

a)

8,000

b)

8,200

c)

8,300

d)

9,000

68.

Round to the nearest ten thousands:
12,902

a)

10,000

b)

12,000

c)

12,900

d)

13,000

69.

Round 5.592 to the nearest hundredth.

a)

5.60

b)

5.50

c)

6.59

d)

5.59

70.

Round 47.941 to the nearest tenth.

a)

47.9

b)

48

c)

47.91

d)

48.1

71.

How many sig. fig. are in the number below:
350.540

a)

4

b)

5

c)

6

d)

7

72.

How many sig. fig. are in the number below:
0.0005

a)

1

b)

2

c)

3

d)

4

73.

Which measurement contains 3 sig figs?

a)

200 mL

b)

20.0 mL

c)

0.02 mL

d)

0.020mL

74.

Round 1047.78 to three sig figs

a)

104

b)

105

c)

1050

d)

1050.00

75.

Round 1009 to three sig figs

a)

100

b)

101

c)

1010

d)

1000

76.

How many Significant Figures in the number below?
4.56 x 10³

a)

5

b)

4

c)

6

d)

3

77.

How many Significant Figures in the number below?
0.456

a)

3

b)

4

c)

2

d)

1

78.

How many Significant Figures in the number below?
4,500

a)

3

b)

4

c)

2

d)

1

79.

How many Significant Figures in the number below?
4,560

a)

5

b)

4

c)

6

d)

3

80.

How many significant figures does 10.1 cm have?

a)

1

b)

2

c)

3

d)

4

81.

What is the correct answer to: 6.201 cm + 7.4 cm + 0.68 cm +12.0 cm =

a)

26.281

b)

26.28

c)

26.2

d)

26.3

82.

What is the correct answer for: 12.00 m +15.001m =

a)

27.001

b)

27.00

c)

27.0

d)

27

83.

What is the correct answer for: 1.31 cm x 2.3 cm

a)

3.013

b)

3.01

c)

3.02

d)

3.0

84.

What is the correct answer for: 20.2 cm ÷ 7.41 s

a)

2.726045884

b)

2.72604

c)

2.73

d)

2.7

85.

What is the correct answer for: (2 X 10⁷) x (8 X 10^-9 )

a)

0.22

b)

1.6 x 10^-1

c)

4 x 10^-1

d)

2 x 10^-1

86.

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

87.

Calculate 12.34 + 1.234 + 0.1234 and give your answer with the appropriate number of significant figures.

a)

13.6974

b)

13.697

c)

13.70

d)

13.7

88.

Calculate 345.009 g - 23.009 g and give your answer with the appropriate number of significant figures.

a)

322.00 g

b)

322 g

c)

322.000 g

d)

322

89.

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

90.

Calculate 12.34 + 1.234 + 0.1234 and give your answer with the appropriate number of significant figures.

a)

13.6974

b)

13.697

c)

13.70

d)

13.7

91.

Calculate 345.009 g - 23.009 g and give your answer with the appropriate number of significant figures.

a)

322.00 g

b)

322 g

c)

322.000 g

d)

322

92.

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

93.

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

94.

Solve and round to the correct number of significant figures.

791.6 x 52

a)

41000

b)

41

c)

41160

d)

41200

95.

Solve and round to the correct number of significant figures.

730 / 1.89

a)

390

b)

386.243

c)

386

d)

386.24

96.

Solve and round to the correct number of significant figures.

23.7 x 3.8

a)

90.06

b)

90.1

c)

91

d)

90.

97.

Solve and round to the correct number of significant figures.

1.678 / 0.42

a)

4.0

b)

3.99

c)

3.9

d)

4

98.

Solve and round to the correct number of significant figures.

1.5 x 0.5

a)

.75

b)

.8

c)

.750

d)

.7

99.

What is the rounded correct answer for: 1.31 cm x 2.3 cm

a)

3.013

b)

3.01

c)

3.02

d)

3.0

100.

Calculate 1.23 m x 0.89 m and give your rounded answer with the correct number of significant figures.

a)

1.0 m²

b)

1.1 m²

c)

1.0947 m²

d)

1.095 m²

Chapter 2 Big Review

Total questions: 100

Worksheet time: 8hrs 20mins

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