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WorksheetsUnit 3 Scientific Process
Total questions: 21
Worksheet time: 17mins
Name
Class
Date
1.
How are remote sensing data commonly used?
a)
to predict surface geology
b)
to monitor changes in the land
c)
to change contour intervals on a map
2.
How many countries do not use the metric system?
a)
3
b)
5
c)
7
d)
8
3.
Why did a $2M orbit crash into mars?
a)
Bad pilot
b)
Aliens attacked it
c)
Conversion Error
d)
Trump
4.
The graph below shows atmospheric carbon dioxide levels since the year 1880.Which of the following conclusions can be drawn from this graph
a)
Atmospheric carbon dioxide levels are responsible for global temperature change.
b)
Atmospheric carbon dioxide levels have been rising at about the same rate for the past century.
c)
Atmospheric carbon dioxide levels have remained the same over the past century.
d)
Atmospheric carbon dioxide levels have been rising at an increasingly higher rate as the past century has progressed.
5.
In order to be accepted, a scientific theory must be
a)
widely tested and supported by extensive data
b)
based on the results of a single experiment
c)
controversial and cause debate
d)
in line with all previous historical ideas
6.
In an appropriately designed experiment, a scientist is able to test the effect of
a)
a single variable
b)
multiple variables
c)
the hypothesis
d)
scientific observations
7.
Conclusions based on an experiment are most likely to be accepted when
a)
they are consistent with experimental data and observations
b)
they are derived from investigations having many experimental variables
c)
scientists agree that only one hypothesis has been tested
d)
hypotheses are based on one experimental design
8.
The independent variable is the ONE thing you _____.
a)
change
b)
keep the same
c)
experiment with
d)
investigate
9.
The variables in an experiment that stay the same are the -
a)
Independent Variable
b)
Dependent Variable
c)
Constants
10.
The variable that you measure is the -
a)
Independent Variable
b)
Dependent Variable
c)
Constant
d)
Repeated Trial
11.
Is this a testable question?
What types of apples grow in Missouri?
What types of apples grow in Missouri?
a)
Yes
b)
No
12.
Is this a testable question?
How does talking to a plant affect a plants height?
How does talking to a plant affect a plants height?
a)
yes
b)
No
13.
What is a hypothesis?
a)
A hypothesis is the right answer to an experiment.
b)
A hypothesis is the wrong answer to an experiment.
c)
A hypothesis is a statement that can be tested.
14.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
15.
How does the amount of yeast affect how high bread rises?
a)
independent
b)
dependent
16.
How does adding cardio to one’s daily schedule affect their heart rate?
a)
independent
b)
dependent
17.
The______variable goes on the x-axis
a)
Independent
b)
Irregular
c)
Dependent
18.
What is the dependent variable?
a)
Grade
b)
Number of Students
19.
How many sig. fig. are in the number below:
350.540
350.540
a)
4
b)
5
c)
6
d)
7
20.
Which measurement contains 3 sig figs?
a)
200 mL
b)
20.0 mL
c)
0.02 mL
d)
0.020mL
21.
Find the sum 3.35 + 1.4 + 3.65
a)
8.9
b)
8.22
c)
8.43
d)
8.4
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