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WorksheetsSTEM Final Exam Review #1
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
A possible explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
2.
This variable in an experiment is the one being deliberately changed by the scientist. It is the only variable that is different between groups.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
3.
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
4.
If you increase the amount of spinach you eat, then you will increase the iron in your blood.
What's the dependent variable?
What's the dependent variable?
a)
increase the amount of iron in your blood
b)
spinach you eat
5.
__________________________ uses specific observations to make generalizations.
a)
Deductive reasoning
b)
Inductive reasoning
6.
IF 3...6...9...12...
AND 24...27...30...?
THEN the next term is going to be 33
AND 24...27...30...?
THEN the next term is going to be 33
a)
Inductive
b)
Deductive
7.
Snakes are reptiles and reptiles are cold blooded; therefore, snakes are cold blooded.
a)
Deductive
b)
Inductive
8.
Round "124,500" to three significant digits.
a)
124,000
b)
125,000
c)
124
d)
125
9.
Solve and round accordingly.
"7.9 + 9.19 + 75.351"
"7.9 + 9.19 + 75.351"
a)
92.4
b)
92.441
c)
92.44
d)
92
10.
How would you record measurement A?
a)
7.8
b)
7.82
c)
7.825
d)
7.90
11.
Scientific notation of .009870
a)
9.87 x 103
b)
9.87 x 10-3
c)
9.870 x 103
d)
9.870 x 10-3
12.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
13.
A substance has a mass of 400 grams and a volume of 100 mL. What is the density in g/mL?
a)
40000
b)
.25
c)
4
d)
40
14.
What is 4000g in kg?
a)
400
b)
40
c)
0.4
d)
4
15.
What is 3.75 litres in ml
a)
3750
b)
375
c)
3705
d)
37.5
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