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Worksheets

Math Skills

Total questions: 126

Worksheet time: 6hrs 56mins

Name
Class
Date
1.

6 kg = _____ g

a)

6

b)

6000

c)

600

d)

.006

2.
Ed fills his sports bottle with 1 liter of water. After his bike ride, he drinks 200 milliliters of the water. How much water is left in Ed's sports bottle?
(1 liter = 1000 ml)
a)
800 mm
b)
8000 ml
c)
80 ml
d)
800 ml
3.
Convert from meters to cm:  9 meters
a)
900 cm
b)
90 cm
c)
0.9 cm
d)
0.09 cm
4.
Convert 17 m to cm:
a)
0.17 cm
b)
0.017 cm
c)
1,700 cm
d)
170 cm
5.
Convert 300 meters to centimeters:
a)
3000 cm
b)
0.3 cm
c)
30,000 cm
d)
3 cn
6.
Convert 8 kilometers to meters
a)
800 m
b)
80,000 m
c)
8,000 m
d)
.008 m
7.
Convert 5 cm to mm:
a)
5,000mm
b)
0.5 mm
c)
0.05 mm
d)
50 mm
8.
Convert 300 cm to m:
a)
3 m
b)
30 m
c)
0.3 m
d)
0.03 m
9.
1000 grams = _____ kilograms
a)
0.0001
b)
1,000,000
c)
10
d)
1
10.
7,000 g = ____ kg
a)
70
b)
700
c)
7
d)
0.07
11.
490,000 g =____ kg
a)
490
b)
49
c)
4,900
d)
0.49
12.
5,000 mg = ____ g
a)
50
b)
5
c)
500
d)
5,000
13.
Is 20 g greater than, less than, or equal to 2 kg?
a)
greater than
b)
less than
c)
equal to
14.
648 g = ____ mg
a)
6,480
b)
64,800
c)
648,000
d)
64.8
15.
285 kg = ____ g
a)
285,000
b)
285
c)
2,850
d)
28,500
16.
42 L = ___mL
a)
4,200
b)
.0042
c)
4.20
d)
42,000
17.
1 L = _______ mL
a)
1
b)
10
c)
100
d)
1000
18.

7,000 g = ____ kg

a)

70

b)

700

c)

7

d)

0.07

19.

648 g = ____ mg

a)

6,480

b)

64,800

c)

648,000

d)

64.8

20.

240 cm = ___________ m

a)

2400

b)

24

c)

2.4

d)

0.24

21.

3 km = ___________ mm

a)

30

b)

300

c)

3,000

d)

3,000,000

22.

68 cm = ___________ mm

a)

0.68

b)

6.8

c)

68

d)

680

23.

32.9 km = ___________ cm

a)

32,900

b)

329,000

c)

3,290,000

d)

32,900,000

24.
Convert from meters to cm:  9 meters
a)
900 cm
b)
90 cm
c)
0.9 cm
d)
0.09 cm
25.
Convert 17 m to cm:
a)
0.17 cm
b)
0.017 cm
c)
1,700 cm
d)
170 cm
26.
Convert 5 cm to mm:
a)
5,000mm
b)
0.5 mm
c)
0.05 mm
d)
50 mm
27.
1000 grams = _____ kilograms
a)
0.0001
b)
1,000,000
c)
10
d)
1
28.
7,000 g = ____ kg
a)
70
b)
700
c)
7
d)
0.07
29.
5,000 mg = ____ g
a)
50
b)
5
c)
500
d)
5,000
30.
490,000 g =____ kg
a)
490
b)
49
c)
4,900
d)
0.49
31.
648 g = ____ mg
a)
6,480
b)
64,800
c)
648,000
d)
64.8
32.
42 L = ___mL
a)
4,200
b)
.0042
c)
4.20
d)
42,000
33.
42 L = ___mL
a)
4,200
b)
.0042
c)
4.20
d)
42,000
34.
1 L = _______ mL
a)
1
b)
10
c)
100
d)
1000
35.

Convert this number to standard notation: 7.1 x 104

(a)  

36.

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

37.

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

38.

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

39.

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

(a)  

40.

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

41.

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

42.

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

43.
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
44.
The rule of scientific notation is to write all exponents with a base of ____.
a)
50
b)
5
c)
100
d)
10
45.
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
46.
How would you write 564,000,000 in scientific notation?
a)
5.64 x 10-7
b)
5.64 x 106
c)
5.64 x 108
d)
56.4 x 107
47.
Scientific Notation is made up of two number parts. The second part is a power of base 10.
a)
True
b)
False
48.
How do you write
1001
in scientific notation?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
49.
When your exponent is negative, you move your decimal....
a)
to the right
b)
to the left
c)
to both sides
d)
nowhere.... the decimal goes nowhere
50.
UNDERSTANDING
If the exponent is a positive number...
a)
you will get a large number
b)
you will get a smaller number
51.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
52.
ANY number raised to a power of 0 will be....
a)
10
b)
itself
c)
1
d)
0
53.

How do you measure the volume using a graduated cylinder?

a)

Measurements must be taken from the top of the meniscus and at eye level

b)

Measurements must be taken by looking from above the cylinder

c)

Measurements must be taken by looking from below the cylinder

d)

Measurements must be taken from the bottom of the meniscus and at eye level

54.

In a measurement, significant figure consist of the digits known ___________.

a)

only

b)

plus one estimated digit

c)

plus two estimated digits

55.

How do we measure B with 3 significant digits?

a)

9.2

b)

9.20

c)

9.25

d)

9.00

56.

How would you record measurement A?

a)

7.8

b)

7.82

c)

7.825

d)

7.90

57.

How many significant digits would you report in this measurement?

a)

1

b)

2

c)

3

d)

4

58.

What is the volume shown in this graduated cyclinder?

a)

4.30 mL

b)

4.35 mL

c)

4.4 mL

d)

4.40 mL

59.

How many sig figs should be reported in this measurement of temperature?

a)

1

b)

2

c)

3

d)

4

60.

How many sig figs are found in 0.020 mL?

a)

1

b)

2

c)

3

d)

4

61.

How many sig figs are found in 2000 miles?

a)

1

b)

2

c)

3

d)

4

62.

How many sig figs are in the conversion, 12 inches per foot?

a)

1

b)

2

c)

3

d)

infinite

63.

Number of Significant Digits: 462

a)

1

b)

2

c)

3

d)

4

64.

Number of Significant Digits: 807

a)

1

b)

2

c)

3

d)

4

65.

Number of Significant Digits: 930

a)

1

b)

2

c)

3

d)

4

66.

Number of Significant Digits: 1040

a)

1

b)

2

c)

3

d)

4

67.

Number of Significant Digits: 0.125

a)

1

b)

2

c)

3

d)

4

68.

Number of Significant Digits: 0.307

a)

1

b)

2

c)

3

d)

4

69.

Number of Significant Digits: 0.0608

a)

1

b)

2

c)

3

d)

4

70.

Number of Significant Digits: 0.06300

a)

1

b)

2

c)

3

d)

4

71.
Which of the following is the answer for the problem with the correct number of significant digits?
23.91 x 12.861 = 307.50651
a)
308
b)
307.51
c)
307.5
d)
307
72.

Which of the following is the answer for the problem with the correct number of significant digits?

24.32 + 1.2

a)

25.6

b)

25.52

c)

25.5

d)

25

73.

Which of the following is the answer for the problem with the correct number of significant digits?

0.0025 x 1.41

a)

0.00

b)

0.004

c)

0.00353

d)

0.0035

74.
Solve & Round to Correct Sig Figs.
4.5 + 4.32 = 
a)
8.8
b)
8.7
c)
8
d)
8.0
75.

Divide these numbers and show the correct number of significant figures

0.04263 ÷ 0.306

a)

0.139

b)

0.1393

c)

0.13931

d)

0.14

76.

An observation is different from an inference since:

a)

Inferences always lead to experiments, observations do not

b)

Observations do not temporarily explain something like inferences do

c)

You make thousands of observations daily, but less inferences

d)

Inferences can be proven, observations cannot be

77.

Observations:

a)

Require inferencing to be made

b)

Do not lead to inferences

c)

Are made using your senses

d)

Only take place prior to hypothesis formation

78.

This leads to that.

a)

Observations lead to an inference

b)

Inferences lead to an observation

79.

Which of the following is an example of an inference:

a)

The fish are small and seem to look the same

b)

The water is shallow and very clear

c)

It is a sandy and bare ecosystem

d)

The fish are hiding from a possible predator

80.

Which of the following is an example of an observation:

a)

Hurricanes seem to make rough waves

b)

The waves are rough today

c)

Hurricanes lose strength over land

d)

Hurricanes rotate since the Earth also rotates

81.

Which of the following is an example of an inference:

a)

Birds diving into the ocean means there are small fish there

b)

Birds flying over the ocean typically do not flap their wings

c)

Oceanic birds are larger than land birds

d)

The fish is floating very still under the floating seaweed

82.

Which of the following is an example of an observation:

a)

The ocean creates foam when there are rough waves

b)

The seaweed grows best with nutrients

c)

The seaweed floats on the ocean water

d)

The stronger the winds the bigger the waves are

83.

An inferences is different from an observation since:

a)

Inferences are made with your senses

b)

You make thousands of inferences daily, more so than observations

c)

It helps to explain something to make sense out of it, observations do not do that.

d)

Inferencing comes before observation, and it starts the process of science.

84.

The definition of an inference is:

a)

A testable statement made on prior knowledge that leads to experimentation

b)

Accurate and firm explanations of how the world around you works and why

c)

Made with your senses to help learn about the world around you

d)

An untested and temporary explanation of multiple similar observations.

85.

You find a shark tooth that's long and pointy. Which of the following is the best possible inference:

a)

The shark is a bottom feeder

b)

The shark might eat squid

c)

The shark eats large prey items

d)

The shark is an invasive species

86.

Using any of your 5 senses to describe the world around you.

a)

Observation

b)

Inference

c)

Quantitative Observation

d)

Logical Theory

87.

An observation that has to do with numbers and labels like 3.5 cm.

a)

Observation

b)

Touch, Taste, Sight, Hearing, Smell

c)

Qualitative Observation

d)

Quantitative Observation

88.

An observation that has to do with adjectives like heavy.

a)

Centimeters

b)

Inference

c)

Qualitative Observation

d)

Quantitative Observation

89.

Observation or Inference: I think the weather is cold.

a)

Observation

b)

Inference

90.

Observation or Inference: I notice the tree by the pond has no leaves on it.

a)

Observation

b)

Inference

91.

Qualitative or Quantitative: There is 300 mL of liquid in this beaker.

a)

Qualitative Observation

b)

Quantitative Observation

92.

Qualitative or Quantitative: I feel rough sand and a strong heat on the back of my neck.

a)

Qualitative Observation

b)

Quantitative Observation

93.

Qualitative or Quantitative: We bought 3.4 pounds of fruit.

a)

Qualitative Observation

b)

Quantitative Observation

94.

Qualitative or Quantitative: I hear a rush of wind, loud yells, and metal banging together.

a)

Qualitative Observation

b)

Quantitative Observation

95.

Qualitative or Quantitative: The green bar is 3.5 centimeters long.

a)

Qualitative Observation

b)

Quantitative Observation

96.

Which of these are an observation.

a)

The animal lives in a cold climate.

b)

The animals are a family.

c)

The animals will go for a swim later.

d)

The animals have long beaks.

97.

What observation could be made about the picture.

a)

The child is feeling cold.

b)

The child will play outside.

c)

The child is dressed with many clothes

d)

The child will stay warm while he is outside.

98.

What inference could be made about this picture.

a)

The child is wearing mostly red.

b)

This is a child.

c)

The child is cold.

d)

The child is overdressed.

99.

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

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

100.

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

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

101.

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.

102.

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

103.

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

a)

line

b)

bar

c)

table

d)

circle

104.

You have been asked to make a graph which represents everyone's favorite video game system in your class. Which type of graph would work best?

a)

line

b)

bar

c)

circle

d)

table

105.

What type of graph would you make to show how many of your classmates were born in each month of the year?

a)

line

b)

bar

c)

circle

d)

scatter plot

106.

What is a variable?

a)

something used to compare the parts of a whole

b)

Something that is useful for displaying data or information that changes over time

c)

Any display of information with tabs, rows and/or columns

d)

Anything in an experiment that can change and can affect the outcome of the experiment

107.
How many more people have purple for a favorite color than red?
a)
3
b)
5
c)
7
d)
9
108.
How many students have blue for a favorite color?
a)
11
b)
12
c)
14
d)
17
109.
How many people have four books in their desks?
a)
2
b)
3
c)
4
d)
5
110.
How many people like cheese pizza the best?
a)
5
b)
10
c)
25
d)
50
111.
What is the independent variable on the graph (x-axis)?
a)
Metro Bicycle Shop Weekly Sales
b)
Bicycles Sold
c)
Types of Bicycles
112.
What is the title of the graph?
a)
Metro Bicycle Shop Weekly Sales
b)
Bicycles Sold
c)
Types of Bicycles
113.
What is the dependent variable on the graph (y-axis)?
a)
Metro Bicycle Shop Weekly Sales
b)
Bicycles Sold
c)
Types of Bicycles
114.
Which of these lines would be the steepest?
a)
y = 2x + 9
b)
y = 7x + 3
c)
y = 5x - 3
d)
y = 7
115.
Which of these lines will intercept the y-axis at 5?
a)
y = 5x
b)
y = x - 5
c)
5y = 5x + 5
d)
y = x + 5
116.
What is the y-intercept of the line
y = 4x - 6?
a)
4
b)
4x
c)
6
d)
-6
117.
What is the equation of this line?
(in the form y = mx + c)
a)
y = -3x + 2
b)
y = 2x - 3
c)
y = 2x + 3
d)
y = -2x - 3
118.

How much money was spent on Thursday?

a)

1

b)

6

c)

7

d)

8

119.

What year did a ticket cost $3.00?

a)

1960

b)

1970

c)

1980

d)

1990

120.

How much was a stamp in 1965?

a)

3 cents

b)

4 cents

c)

5 cents

d)

6 cents

121.

What year did a book cost $4.00?

a)

1980

b)

1985

c)

1990

122.

What is the rainfall total for May?

a)

60 mm

b)

50 mm

c)

30 mm

d)

20 mm

123.
What is the name of this graph?
a)
line plot
b)
line graph
c)
bar graph
d)
frequency table
124.
What label is along the y-axis in this graph?
a)
Copyright 2007
b)
Lines
c)
Age in Years
d)
Number of Teens
125.
What is the general trend of this line graph?
a)
The more you mow, the less money you make.
b)
You make the same amount of money regardless of how long you mow.
c)
The more you mow, the more money you make.
d)
Mowing is dangerous.
126.
How much does it cost to have your lawn mowed for 2 hours?
a)
$16
b)
$17
c)
$18
d)
$19

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