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Science Tool Kit Unit Test Review

Total questions: 40

Worksheet time: 1hrs 10mins

Name
Class
Date
1.
Your teacher has asked you to explain the difference between quantitative and qualitative observations. Which statement is correct?
a)
Quantitative observations use numbers, qualitative uses the senses.
b)
Quantitative observations use the senses, qualitative uses numbers.
c)
Quantitative observations use measurement, qualitative uses numbers.
d)
Quantitative observations use colors, qualitative uses the senses.
2.
The leaves on the plant are turning brown.
a)
Qualitative
b)
Quantitative
c)
Both
d)
Neither
3.
The plant has grown 4 cm since yesterday.
a)
Qualitative
b)
Quantitative
c)
Both
d)
Neither
4.
The pendulum made 17 full swings in 30 seconds.
a)
Qualitative
b)
Quantitative
c)
Both
d)
Neither
5.
If your teacher asked you to make qualitative observations about the class’s pet hamster, which group of words might be used?
a)
A  mass of 3 kg, 11 cm long, age of 16 months
b)
A  mass of 3 kg, 11 cm long, cute
c)
A  long hair, white and brown colored, soft
d)
A  temperature, length, weight
6.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
7.
Convert 17 m to cm:
a)
0.17 cm
b)
0.017 cm
c)
1,700 cm
d)
170 cm
8.
1000 grams = _____ kilograms
a)
0.0001
b)
1,000,000
c)
10
d)
1
9.

The SI unit for measuring length is the __________.

a)

meter

b)

kilogram

c)

liter

d)

Newton

e)

second

10.

To change kilometers to meters, move the decimal place...

a)

3 to the right.

b)

3 to the left.

c)

2 to the right.

d)

1 to the left.

11.

Convert 323 m to km.

a)

0.323 km

b)

3.23 km

c)

323,000 km

d)

3,230 km

12.

What is the volume in this graduated cylinder?

a)

43.0

b)

42.0

c)

44.0

d)

40.3

e)

43.5

13.
When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
a)
False
b)
True
14.
The rule of scientific notation is to write all exponents with a base of ____.
a)
50
b)
5
c)
100
d)
10
15.
What is it called when you go from this form to this next form?
0.0088 to 8.8 x 103
a)
Standard form to scientific notation
b)
Scientific notation to regular form
c)
Scientific notation to standard form
d)
Standard form to regular form
16.
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
17.
Write in standard form: 
8 x 104
a)
8,000
b)
80,000
c)
.00008
18.
Write the answer in scientific notation.
5 x 108 -   3.4 x 108  =
a)
2.4 x 108
b)
2.4 x 100
c)
1.6 x 100
d)
1.6 x 108
19.

Multiply:

(3.4 x 105)(1.2 x 10-3)

a)

4.08 x 10-8

b)

4.8 x 102

c)

4.08 x 102

d)

4.08 x 10-15

20.

Divide:

(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

21.
It is a measure of how close measurements come to each other when they are made in the same way
a)
Accuracy
b)
Precision
c)
Error
d)
Extrapolation
22.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
23.
The students measured length during a science experiement, 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%
24.
volume?
a)
48 mL
b)
48.2 mL
c)
48.25 mL
d)
4 mL
25.

Choose the correct hypothesis for "What effect does studying have on your test grade?"

a)

IF I study for hours, THEN my test grade will be better.

b)

IF I have a good test grade, THEN I will study.

c)

Good grades are from studying.

26.

"You ate popcorn, and now you have a husk stuck in your teeth."

Which one is the independent variable?

a)

Eating popcorn

b)

Husk in teeth

c)

Now you have

27.

Which of the following hypotheses is written correctly?

a)

If I freeze a tennis ball, then it will not bounce as high.

b)

If a tennis ball is frozen, it won't bounce as high as one that is not frozen.

c)

Frozen tennis balls will not bounce as high.

d)

If I heat up a tennis ball it will bounce high

28.
What is the relationship between the independent variable and the dependent variable?
a)
As time increase, distance decreases
b)
As time increases, distance increases
c)
As time decreases, distance decreases
d)
As time decreases, distance increases
29.
The graph shows the results of a survey to determine student's favorite pets. Why is this graph misleading?
a)
The slices are the wrong color
b)
The slices are not the correct size
c)
The percents do not add up to 100
d)
Not misleading
30.
This type of graph is used to _______
a)
Compare different "groups"
b)
Compare something over time
31.
Which would go on the y-axis?
a)
Time
b)
# of Bacteria 
32.
Explain why this graph may be misleading?
a)
the x-axis does not have equal intervals
b)
San Fransisco is not a real city
c)
you cannot have percents in a line graph
d)
the y-axis does not have equal intervals
33.
How many sig figs are there?
100.00
a)
1
b)
3
c)
4
d)
5
34.
How many sig figs are there?
100000000
a)
1
b)
9
c)
10
35.
How many sig figs are there?
4004
a)
1
b)
2
c)
3
d)
4
36.
How many sig figs are there?
0.000008
a)
1
b)
2
c)
6
d)
7
37.
How many sig figs are there?
0.0009009090000
a)
3
b)
10
c)
14
38.
How many sig figs are there?
4000.
a)
1
b)
3
c)
4
39.

67 seconds + 10.1 seconds = ?

a)

77.1

b)

77

c)

70

d)

80

40.

1.61 grams + 100 grams = ?

a)

101.61 g

b)

101 g

c)

1.61 x 102 g

d)

100 g

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