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Unit 1 Physical Science Review Flashcards | StudBud
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Unit 1 Physical Science Review
Unit 1 Physical Science Review
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Scientific method, metric system, & graphing.
Flashcards
17 cards
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Practice quiz
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Questions
17
Answers
1
Which of these is an SI
base unit
?
cubic meter
Centimeter
Kilogram
Liter
2
The maximum depth of Lake Anderson is
244m
. What is the depth of the lake in kilometers?
24,400 km
0.0244 km
0.244 km
244,000 km
3
In this graph, what is the INdependent variable?
Year
Global temperatures (˚C)
% of CO2 in atmopshere
Bounce height (cm)
4
902 m = ? hm
0.00902 hm
0.000902 hm
0.902 hm
9.02 hm
5
Using superconductors to build computers is an example of
an experiment
technology
applied biology
pure science
6
A balance is a scientific tool used to quantitatively measure
time
temperature
mass
volume
7
In a controlled experiment,
the outcome is controlled.
1 variable is fixed, & the other variables are changed.
You change 1 variable, & the others remain unchanged.
Results are obtained by computer models.
8
If this compound is mostly water, what % of this compound is water?
83 %
100 %
52 %
25 %
9
How is
mass
different than
weight
?
They are the same.
Weight includes gravity, mass doesn't.
One's measured with a graduated cylinder & one with a scale.
Both are measured with a balance.
10
Which type of graph would best show the composition of the mixture of gases in our atmosphere?
scatter plot graph
bar graph
pie chart
line graph
11
When studying a molecule, a chemist might make a
model
of the molecule to
observe the results of a chemical reaction.
help visualize the molecule.
know the outcome of an experiment.
measure the mass of the molecule.
12
Which type of graph BEST shows changes over time?
Pie chart
Bar graph
Any of these is fine.
Line graph
13
Which branch of science is NOT included in physical science?
zoology
physics
astronomy
chemistry
14
Which science deals most with energy and forces?
biology
physics
botany
agriculture
15
When do scientific laws change?
Never.
When they become unpopular.
If new contradictory evidence is found.
If congress passes an ammendment.
16
Which type of graph BEST shows comparisons between different groups?
Line graph
Bar graph
Any of these is fine.
Pie chart
17
In this graph, what is the dependent variable?
% of CO2 in atmopshere
Year
Bounce height (cm)
Global temperatures (˚C)
