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WorksheetsScientific Method - 7.3
Total questions: 33
Worksheet time: 39mins
Name
Class
Date
1.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
2.
What are the three kinds of variables that you need to identify in your experiments?
a)
independent, constant, dependent
b)
independent, dependent, identical
c)
identical, controlled, sample
d)
Control, Constant, Manipulated
3.
What are the three kinds of variables that you need to identify in your experiments?
a)
independent, constant, dependent
b)
independent, dependent, identical
c)
identical, controlled, sample
d)
Control, Constant, Manipulated
4.
What is the constant variable?
a)
the variable that you purposely manipulate
b)
the variable that is being observed
c)
the variable that is not changed
d)
the variable that does not exist
5.
The factors in an experiment that can be changed are called
a)
variables
b)
quantitative data
c)
hypothesis
d)
quantitative data
6.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
7.
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
8.
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
9.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
10.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
11.
This is the variable that is measured in an experiment.
a)
Independent
b)
Dependent
c)
Control
d)
Experimental
12.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
conclusion
b)
data
c)
variables
d)
hypothesis
13.
What is the best written dependent variable for this hypothesis:
"If I add salt to the plant, then it will grow taller."
"If I add salt to the plant, then it will grow taller."
a)
grow taller
b)
rate of growth
c)
amount of salt
d)
add salt
14.
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
15.
What are other NAMES for independent variable?
a)
dependent variable and outcome
b)
change and outcome
c)
effect and change
d)
manipulated variable
16.
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
17.
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
18.
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
19.
Does the flavor of ice cream effect how fast the ice cream melts?
- Ice Cream flavor is which variable?
- Ice Cream flavor is which variable?
a)
Independent
b)
Dependent
c)
Constant Variable
d)
Control Group
20.
Does the flavor of ice cream affect how fast the ice cream melts?
- Ice Cream is which variable?
- Ice Cream is which variable?
a)
Independent
b)
Dependent
c)
Constant Variable
d)
Control Group
21.
Does changing the scent of a brand of dog food affect how much the dog eats?
- Amount the dog eat is which type of variable?
- Amount the dog eat is which type of variable?
a)
Independent
b)
Dependent
c)
Constant Variable
d)
Control Group
22.
When graphing, on which axis should the dependent variable go?
a)
X-Axis
b)
Y-Axis
c)
Z-Axis
23.
When graphing, on which axis should the independent variable go?
a)
X-Axis
b)
Y-Axis
c)
Z-Axis
24.
When graphing, if time is a variable which axis should it be placed on?
a)
X-Axis
b)
Y-Axis
c)
Z-Axis
25.
What is the interval on the Y-Axis?
a)
100
b)
200
c)
10
d)
1
26.
What is the label on the X-Axis??
a)
Number of teens
b)
Age in Years
c)
Cell phones
d)
200
27.
What is the unit on the Y-Axis?
a)
Expenditure per Student
b)
Thousands of Dollars
c)
School Year
d)
Cost
28.
What is missing from this graph?
a)
X-Axis Labels
b)
Title
c)
Y-Axis Labels
d)
X-Axis Units
29.
When graphing data, make a bar graph if one of the variables is
a)
Time
b)
Catagorical
c)
Continuous
d)
A Measurement
30.
How many RABBITS do the kids own ?
a)
10
b)
4
c)
8
d)
5
31.
What is the dependent variable?
a)
The United States
b)
Population
c)
Year
32.
What does this graph help you visualize?
a)
The change of height over time
b)
The relationship between height and weight
c)
Comparing the different weights of players
d)
Showing the parts of a team
33.
What would be a reasonable prediction for what the population will be in 2040?
a)
200 million
b)
250 million
c)
300 million
d)
500 million
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