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Physical Science Module 1 21-22 Flashcards | StudBud
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Physical Science Module 1 21-22
Physical Science Module 1 21-22
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BJU physical science module 1 review
Flashcards
28 cards
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Practice quiz
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Questions
28
Answers
1
The decimal place to which a scientist makes a measurement can be referred to as precision.
False
True
2
Which principle allows us to conclude that gravity acts the same today and will tomorrow as it did yesterday?
the Creation Mandate
the periodic table
the principle of cause and effect
the principle of uniformity
3
Why is an orderly approach to scientific investigation so important?
Scientific measurements can not have uncertainty
Science has no purpose outside of the scientific method
scientific models must be perfect or they are useless.
scientists must be accurate in collecting, analyzing, reporting findings
4
Which component of scientific inquiry includes conducting an experiment?
conclusion
communication
research
investigation
5
An initial, testable explanation of a phenomenon that guides a scientific investigation is a _____________?
hypothesis
theory
model
law
6
Which of the following measurements offers the greatest precision?
to the nearest nanometer
to the nearest centimeter
to the nearest meter
to the nearest millimeter
7
Whatever is ethical in science is also going to be biblical.
True
False
8
Which of the following ways describes how a Christian can use science to fulfill the Creation Mandate?
studying and caring for creation
replicating the nature of order created by God
creating products that benefit other people
all of the above
9
100 dekameters are more than 1000 meters.
False
True
10
A law describes and a theory explains.
False
True
11
Scientific laws are typically more concrete than scientific theories.
True
False
12
Scientific laws can not be overturned.
True
False
13
Accuracy compares a measurement to ______________.
the repeatability of the measurement
the expected value
the degree of exactness
a decimal place of the instrument
14
The bullseye is below is what?
accurate
neither accurate or precise
precise
both accurate and precise
15
Most of the world uses the English system of measurements.
True
False
16
What is the speed of a racecar that has a speed of 151kph in meters/second?
47m/s
51 m/s
25m/s
41.9 m/s
17
Accuracy and precision have the same meaning.
True
False
18
A millimeter is smaller than a centimeter.
False
True
19
Which 2 divisions of science are branches of physical science?
chemistry and physics
physics and social science
biology and chemistry
life science and earth science
20
The bullseye below is what?
neither accurate or precise
precise
accurate and precise
accurate
21
Which of the following is NOT a true statement about physical science models?
They include theories and laws
They are workable explanations or descriptions of phenomena
They must be complete and should not change.
They should help scientists understand and communicate phenomena.
22
E=mc
2
is an example of which category of scientific models?
theory
heliocentric
hypothesis
law
23
The SI unit for the intensity of light is the _________?
mole
ampere
candela
kelvin
24
Scientific method and scientific inquiry mean the same thing.
False
True
25
A megawatt is how many watts?
106
10-3
10-6
103
26
Conversion factors always equal 1.
False
True
27
The SI unit for electric current is the ___________.
kelvin
ampere
candela
mol
28
Which process allows other scientists to review and assess research prior to publication?
posing questions
peer review
analysis
investigation
