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NEW - PS - Ch 1
NEW - PS - Ch 1
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Physical Science Chapter 1 Review
Flashcards
43 cards
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Practice quiz
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Questions
43
Answers
1
Study of matter and energy and the interactions between the two through forces & motion
Physics
Biology
Chemistry
Earth science
2
In science class we measure mass in
pounds
grams
ounces
meters
3
5.6 x 10
12
in standard notation
560,000,000,000
5,600,000,000
5,600,000,000,000
56,000,000,000
4
How do scientists communicate the results of investigations?
By giving talks at science conferences
By exchanging e-mails
All are correct
By publishing articles in scientific journals
5
What is a system of knowledge and the methods used to find that knowledge?
Technology
Curiosity
Science
Measurement
6
Possible explanation for a problem that is testable
Hypothesis
Prediction
Scientific Theory
Scientific Law
7
0.00000089
8.9 x 10-6
8.9 x 107
8.9 x 106
8.9 x 10-7
8
On the Fahrenheit scale, at what temperature does water boil?
0º
32º
100º
212º
9
Which of the following statements is TRUE about scientific theories?
Scientific theories summarize patterns found in nature
Scientific theories become scientific laws
Scientific theories become hypotheses
Scientific theories are never proven
10
How are science and technology related?
Science is a branch of technology
Science and technology are not related
Advances in science may lead to advances in technology
Technology is a branch of natural science
11
What type of graph is represented by figure?
Bar graph
Scatter plot
Circle Graph
Line Graph
12
A hypothesis supported by an abundance of evidence
Scientific Law
Scientific Theory
Hypothesis
Prediction
13
In science class we measure volume in
meters3
liters
meters
gallons
14
On the Celsius scale, at what temperature does water boil?
100º
0º
32º
212º
15
Factor of an experiment that does not change
Control
Dependent Variable
Independent Variable
Constant
16
45,000,000 is scientific notation
4.5 x 107
4.5 x 106
45.0 x 107
4.5 x 108
17
The type of graph used to show how a part of something relates to the whole is a
Line graph
Circle graph
Bar graph
Data table
18
The steepness of a line on a line graph
Slope
Precision
IDK
Rate
19
Temperature at which water freezes
32ºF
0ºF
212ºC
100ºC
20
Temperature at which water freezes
32ºC
212ºF
0ºC
100ºF
21
In science class we measure distance in:
miles
feet
meters
inches
22
The standard by which the test results can be compared
Control
Dependent Variable
Independent Variable
Constant
23
Variable of an experiment that you have control over
Constant
Control
Independent Variable
Dependent Variable
24
How do scientists who speak different languages make their data understandable to one another?
They all use SI
They all use different systems of measurement
They communicate through a universal translator
They all must speak French
25
Which of the following is NOT one of the three branches of natural science
Paleontology
Biology
Physical Science
Earth & Space Science
26
What are the 6 steps of the scientific method we use here at Iowa-Grant?
Predict-Hydrate-Express-Analyze-Conclude-Repeat
Problem-Hypothesis-Experiment-Analyze-Conclude-Repeat
Problem-Hypothesis-Experiment-Anticipate-Conject-Redo
Predict-Hydrate-Express-Anticipate-Conject-Redo
27
Why are peer reviews important?
Scientists receive questions and criticism from their peers
All are true
Data are checked for accuracy
Scientists receive comments & suggestions from peers
28
A relationship in which the ratio of two variables is constant
Inverse proportion
Precision
Accuracy
Direct proportion
29
The closeness of a measurement to the actual value of what is being measured
Precision
Inverse proportion
Direct proportion
Accuracy
30
A gauge of how exact a measurement is
Direct proportion
Inverse proportion
Accuracy
Precision
31
What you measure in the experiment
Control
Independent Variable
Constant
Dependent Variable
32
A relationship in which the product of two variables is a constant
Precision
Inverse proportion
Accuracy
Direct proportion
33
What are the building blocks of all matter?
Atoms
Kinetic and potential
Forces
Magnetic fields
34
Average temperature of the human body
98.6ºF
101.1ºF
30ºF
0ºC
35
Why are scientific models important?
Help visualize things that are very complex large, or small
They prove scientific theories
They make it harder to understand things
They never change
36
What are the two branches of physical science?
Chemistry and Physics
Biology and Chemistry
Physical and Chemistry
Physics and Biology
37
What will a line graph with variables that are in direct proportion look like?
A jagged lined
None are correct
A straight line
A curved line
38
Study of the composition, structure, and properties, and reactions of matter
Earth science
Physics
Chemistry
Biology
39
0.0000000025 in scientific notation
2.5 x 108
2.5 x 10-9
2.5 x 10-8
2.5 x 109
40
Which of the following clocks offers the most precision?
Digital clock
A clock that measures time to the nearest second
A clock that measures time to the nearest minute
A clock that measures time to the nearest hour
41
Statement that summarizes a pattern found in nature & is usually supported by an equation
Scientific Law
Scientific Theory
Prediction
Hypothesis
42
How old is Earth?
13.7 thousand years
13.7 billion years
13.7 million years
We do not know for sure
43
1,000,000,000 in scientific notation
10.0 x 109
1.0 x 108
1.0 x 107
1.0 x 109
