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Physical Science Chapter 1 Review Flashcards | StudBud
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Physical Science Chapter 1 Review
Physical Science Chapter 1 Review
26 terms
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Scientific Method, Branches of Science, Scientific Notation, Significant Figures, Metric Units
Flashcards
26 cards
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Questions
26
Answers
1
Physical science is an introductory course to which of the following?
biology
physics
chemistry
geometry
2
What is the purpose of an experiment?
none of the above
To communicate data
to test a hypothesis
to prove a scientific law
3
A null hypothesis is
when you try to prove that the IV and the DV are not related
when you try to prove that the IV and DV are related
when you write a hypothesis as with a zero in it
when you're not sure of the answer
4
Which is not a branch of natural science?
Earth Science
Social Science
Life Science
Physical Science
5
On the Celcius scale, at what temperature does water boil?
32°
212°
100°
0°
6
The application of knowledge to solve practical problems is known as
experimentation
curiosity
technology
science
7
Measurements must include which of the following
numbers
units
2 of the above
symbols
8
How does the scientific method begin?
an observation
all of the above
a question
a problem
9
How does the scientific method begin?
Observation
Problem
Question
All of the Above
10
In a controlled experiment,
the independent variable is kept constant
only one variable at a time is deliberately changed.
the dependent variable is kept constant
there are multiple dependent variables
11
Which of the following would best suit data that describe how a part relates to the whole?
scatter plot
bar graph
pie chart or circle graph
line graph
12
Data that pertains to numbers
Quantitative Data
Conversions
Metric Units
Qualitative Data
13
A representation of an object or event is called
a hypothesis
a variable
a model
a scientific law
14
What is the SI base unit of mass?
kilogram
gram
milligram
pound
15
Which value is equivalent to 5 x 10^6?
5,000
50, 000
50,000,000
5,000,000
16
What is the SI base unit for temperature?
Metric
Second
Kelvin
Celcius
17
How many significant figures does 0.000400567 have?
6
7
8
4
18
Data that is collected using the senses
Qualitative Data
Not this one!
Quantitative Data
Conversions
19
What is a peer review?
scientists keep their work secret
close friends of a scientist review the scientist's work
scientists copy other scientists' work
scientists examine other scientists' work
20
In which step of the scientific method is information obtained through the senses?
Making Observations
Drawing conclusions
Revising a Hypothesis
Analyzing Data
21
Which statement about scientific laws and theories is correct?
Theories attempt to explain why something happens,laws don't
Laws attempt to explain why something happens,theories don't
Theories can never be proven wrong
Theories are observations of what always happen in nature
22
A statement that is testable or falsifiable
Theory
Inference
Hypothesis
Law
23
How are science and technology related?
Science and technology are not related
Advances in science may lead to advances in technology
Technology is a branch of natural science
Science is a branch of technology
24
How many meters are in 1 kilometer?
100 m/ 1 km
1 km/ 100 m
1 km/ 1000 m
1000 m/1 km
25
Which of the following is an example of a safe laboratory procedure?
tying back long hair and loose clothing
touching hot objects with your bare hands
eating or drinking from laboratory glassware
testing an odor by directly inhaling the vapor
26
What is a statement that summarizes a pattern in nature?
a fact
A scientific Law
a hypothesis
A scientific theory
