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Scientific method and graphing

Total questions: 35

Worksheet time: 30mins

Name
Class
Date
1.

The variable that is referred to as "DRY" is the ---- variable.

a)

Dependent

b)

Independent

2.

When conducting an experiment, you my change ---- variable.

a)

Two

b)

Four

c)

One

d)

None

3.

The --- variable is found on the y-axis.

a)

Dependent

b)

Independent

4.

The factors that remain the same in an experiment are known as -----.

a)

Variables

b)

Controls

c)

Constants

d)

Trials

5.

The --- variable is located on the x-axis.

a)

Independent

b)

Dependent

6.

This type of graph shows "change over time."

a)

Bar graph

b)

Line graph

c)

Circle graph

d)

Line plot

7.

This type of graph is used when comparing data by counting.

a)

Line graph

b)

Bar graph

c)

Circle graph

d)

Histogram

8.

How many students earned between 10 and 20 points?

a)

40

b)

20

c)

10

d)

15

9.

What is the independent variable on this graph?

a)

Number of push ups

b)

Days

10.

During which month did Sam have a weight of 73 Kg?

a)

January

b)

February

c)

May

d)

March

11.

Which method of transportation was used the least?

a)

Car

b)

School bus

c)

Walking

d)

Bicycle

12.

A student is studying the effect of studying on getting good grades. What is the independent variable?

a)

Whether or not the student studies

b)

The type of grades the student receives

13.

If your eat a lot of candy without properly brushing your teeth then you will develop cavities. What is the dependent variable?

a)

Eating a lot of candy without properly brushing your teeth

b)

The number of cavities developed

14.

The ________ is what the scientist wants to test the effects of.

a)

Hypothesis

b)

Control

c)

Independent Variable

d)

Dependent Variable

15.

Which of the following is used solely for comparison in an experiment?

a)

Control group

b)

Hypothesis

c)

Experimental group

d)

Conclusion

16.

A(n) __________ is a prediction of what you think will happen during your experiment.

a)

Conclusion

b)

Hypothesis

c)

Observation

d)

Control Group

17.

What is wrong with the graph?

a)

Missing axis label

b)

Should be a line graph

c)

Numbers are not in equal increments

d)

x and y axis need to be switched

18.

Identify the dependent variable.

a)

Color of the light

b)

Growth of the plant

c)

Number of plants

d)

Number of lights

19.

Identify the independent variable.

a)

Color of the light

b)

Growth of the plant

c)

Number of plants

d)

Number of lights

20.

What is NOT an example of qualitative data?

a)

the average high daily temperature for the month of july

b)

the names of chemicals found in breakfast cereal

c)

the towns in which each high school student resides

d)

types of shoes worn by pedestrians on a city street

21.
The main reason that diagrams, tables and graphs of data are used by scientists is to-
a)
organize data
b)
verify the conclusion
c)
test a hypothesis
d)
create an experiment
22.
Which of the following must be done for the results of an experiment to be considered valid?
a)
the experiment must be repeated numerous times and the same results are obtained
b)
the results must be published in a national journal
c)
the results must be shown in a graph
d)
the results must be only quantitative
23.
The factors in an experiment that can be changed are called
a)
variables
b)
quantitative data
c)
hypothesis
d)
quantitative data
24.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
25.
What is an independent variable?
a)
the variable that you purposely manipulate
b)
the variable that is being observed
c)
the variable that is not changed.
d)
The trial the mimics what might happen in nature
26.
A student wants to test the effects of different types of exercise on heart rate.  What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
27.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
28.
What are other NAMES for dependent variable?
a)
responding variable
b)
outcome and change
c)
manipulated variable and test
d)
manipulated variable and responding variable
29.
What are other NAMES for independent variable?
a)
dependent variable and outcome
b)
change and outcome
c)
effect and change
d)
manipulated variable
30.
An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group 2 was not given anything. The group not given anything serves as a 
a)
control group
b)
dependent variable 
c)
experimental variable
d)
constant group
31.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
32.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. The fact that she kept the light, plant, and water the same in each experiment are examples of ____________.
a)
an dependent variable
b)
an independent variable
c)
a control variable
d)
a constant variable
33.
What is the unit on the Y-Axis?
a)
Expenditure per Student
b)
Thousands of Dollars
c)
School Year
d)
Cost
34.
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
35.
What percentage does a whole circle graph represent?
a)
360%
b)
90%
c)
50%
d)
100%

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