The Nature of Science
Practice Test
1.
An __________ is an explanation that is based on the results of repeated experiments.
SC.H.1.4.1
a.
theory
b.
law
c.
hypothesis
d.
control
2.
What is the dependent variable in the graph in Figure 3?
Time
s
10
20
30
40
50
60
70
80
Mass of product
g
1.5
3.2
4.3
6.0
7.7
9.2
10.4
12.1
a.
time
b.
weight
c.
mass
d.
product versus time
3.
Graphs and charts of data can be used for __________.
SC.H.1.4.1
a.
deciding on a control
b.
formation of a hypothesis
c.
data analysis
d.
testing the independent variable
4.
What part of an experiment is used to show that results are due to the condition being tested?
SC.H.1.4.1
a.
control
b.
dependent variable
c.
hypothesis
d.
independent variable
5.
How many meters are in 1 km?
a.
1/100 m
b.
1000 m
c.
1/1000 m
d.
10 m
6.
Which temperature scale is the standard in SI?
a.
the Celsius scale
b.
the Fahrenheit scale
c.
the Kelvin scale
d.
the absolute zero scale
7.
What is the standard SI unit of weight?
a.
pound
b.
gram
c.
newton
d.
ounce
8.
What is the best method to show a change in volume over time?
a.
theory
b.
model
c.
graph
d.
law
9.
What is a hypothesis?
SC.H.1.4.1
a.
A hypothesis is the answer to a scientific question.
b.
A hypothesis is the first step of the scientific method.
c.
A hypothesis is the same as identifying the problem in the scientific method.
d.
A hypothesis is a suggested explanation of an observation.
10.
What is an example of an SI unit of area?
a.
cm
b.
cm
3
c.
g/mL
d.
m
2
11.
What explains the behavior of natural phenomena?
SC.H.1.4.3
a.
scientific laws
b.
dependent variables
c.
theories
d.
experiments
