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WorksheetsScience 3rd Nine Weeks Study Guide
Total questions: 13
Worksheet time: 13mins
Name
Class
Date
1.
Scientists use models for all of the following except?
a)
a conduct safety tests on new or existing items
b)
to make predictions that affect our everyday lives
c)
to study a true representations
2.
Simulations
a)
can be used to improve the performance of a piece of technology
b)
can be used to predict future events
c)
all of the above are true
3.
__________________ models allow scientists to study objects that are too small, too large, too distant, or too dangerous to view completely
a)
Concept
b)
Physical
c)
Mathematical
4.
__________________models are comprised of numbers and equations to show patterns or make predictions
a)
Concept
b)
Physical
c)
Mathematical
5.
______________________models are representations of relationships within processes of a system that cannot be directly observed
a)
Concept
b)
Physical
c)
Matheatical
6.
A model of the water cycle is an example of a
a)
Scale Model
b)
Physical Model
c)
Conceptual Model
7.
A model of a race car purchased at a hobby shop is an example of a
a)
Conceptual Model
b)
Physical Model
c)
Mathematical Model
8.
A graph in which the relationship between the independent variable and the dependent variable can be shown with a straight line is called a
a)
Bar Graph
b)
Linear Graph
c)
Circle Graph
9.
When the value of one variable increases as the value of the other also increases, the relationship is said to be
a)
A Direct Relationship
b)
An Inverse Relationship
c)
Non-existent
10.
What are the advantages of using the SI System of Measurement
a)
Scientists worldwide can compare and share observations and results
b)
Unit conversions can be made by adding or subtracting by a multiple of 10
c)
Both a and b
11.
Using scientific notation which would be a correct way to represent .000000000765
a)
7.65 x 10
b)
76.5 x 10
c)
765 x 10
12.
When a pitcher consecutively pitches a dozen strikes low and on the outside corner, his pitching would be considered
a)
Accurate
b)
Precise
c)
Both Accurate and Precise
13.
The actual measurement of the mass of an object is 14.6g. You tripled checked your measurement of that same object and calculated 18g, 18.2g, 18.1g. Your measurements are
a)
Accurate
b)
Precise
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