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Physical Science Final Exam Review Part 1 Flashcards | StudBud
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Physical Science Final Exam Review Part 1
Physical Science Final Exam Review Part 1
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1
Which of the following ways describes how a Christian can use science to fulfill the Creation Mandate?
replicating the nature of order created by God
creating products that benefit other people
all of the above
studying and caring for creation
2
A megawatt is how many watts?
103
10-3
10-6
106
3
Which of the following statements describes the most workable model of matter?
Physical matter exists in the form of particles in constant motion.
Physical matter can be divided into smaller portions an infinite # of times
All of the above describe the current model of matter.
Physical matter is a continuum of material.
4
_________ is a physical property that describes how a material interacts with light
Luster
Ductility
Compressibility
Movement
5
Which of the following conditions does not necessarily result in an acceleration of a moving system?
a change of position
All the above result in acceleration
a change of direction
a change in speed
6
Which of the following is an example of the orderliness and predictability of science?
weather events such as a tornado
the periodic table and the scientific method
the periodic table
the scientific method
7
Which of the following is a frame of reference?
a satellite in orbit above the earth
the room you are in right now
a coordinate plane
all the above
8
Which of the following terms represents a change in displacement over a change in time?
momentum
speed
velocity
acceleraton
9
Sublimation happens when solid particles ________ energy.
neither gain nor lose
lose
both gain and lose
gain
10
Physical science is the study of
nonliving matter and energy
the earth, its oceans, and the atmosphere
human societies and relationships
life
11
An airplance is flying west at 690 kph. The wind is blowing east at 60 kph. Determine the final velocity.
630 kph to the west
750 kph to the east
630 kph to the east
750 kph to the west
12
Which process allows other scientists to review and assess research prior to publication?
analysis
posing questions
peer review
investigation
13
Which of the following is not a reason why scientists use the SI instead of the US customary system?
The SI has many units for each dimension; the US system has only one.
The SI is used almost worldwide.
The SI has easily reproducible standards.
Unit conversions are easier with the decimal-based SI.
14
All the following statements regarding distance and displacement are true except which one?
Displacement depends on the starting and ending position.
Distance is a scalar while displacement is a vector.
Distance includes both magnitude and direction.
Distance depends on the path traveled.
15
The SI unit of mass is the _______________.
Kelvin
meter
mole
kilogram
16
Which of the following may combine in variable proportions?
a compound
an element
a mixture
none of the above
17
Which of the following would be an example of qualitative data?
number of flowers
height of a plant
milliliters of water
color of leaves
18
The random motion and collision of particles is called ________.
definite proportions
Brownian motion
chemists' collisions
Aristotle's continuum
19
Which of the following activities is central to scientific inquiry?
analysis
experimentation
communication
obsservation
20
THe SI unit for electric current is the _______.
mole
Kelvin
candela
ampere
21
Reactivity and flammability are examples of _________,
physical properties
chemical properties
None of these
a chemical property and a physical property
22
Atoms consist of all the following except
electrons
protons
molecules
neutrons
23
Which principle allows us to conclude tht gravity acts the same today and will tomorrow as it did yesterday?
the principle of cause and effect
the principle of uniformity
the periodic table
the Creation Mandate
24
Which two divisions of science are branches of physical science?
physics and social science
life science and earth science
biology and chemistry
chemistry and physics
25
Ductility and conductivity are examples of _________,
None of these
a chemical property and a physical property
physical properties
chemical properties
26
The SI unit for the intensity of a light is the _______.
ampere
candela
Kelvin
mole
27
Even when you are sitting as motionless as possible, according to which frame of reference are you still moving?
the room that you are in
the earth
the chair that you are sitting on
the moon
28
A milligram is how many grams?
10-9
10-6
10-1
10-3
29
What is the displacement for the motion, from A to B to C to D, shown in the image below?
11
-7
-5
9
30
Which of the following is the most common state of matter in the universe?
plasma
gas
liquid
solid
31
Which of the following statements correctly identifies the difference between weight and mass?
Weight is a physical property, while mass if a chemical property.
All of the above are correct.
Mass can change on the basis of location, but weight cannot.
Mass is the amount of matter in an object; weight is a measure of gravity.
32
Which of the following are fluid and have high compressibility?
liquids
All matter
gases
solids
33
The laws of motion and law of universal gravitation developed by ________ form the basis for classical mechanics.
Albert Einstein
Galileo
Johannes Kepler
Isaac Newton
34
Why do we still use Newtonian mechanics for studying motion today?
It is workable for most objects without being overly complex.
It's able to explain the behavior of substomic objects & high-speed objects
It involves the most complex mathematics.
Is is the most workable mocel.
35
Scientists collect ___________________ data by using instruments to take measurements.
quantitative
unprecise
qualitative
inasccurate
36
A diamond, comprised of a repeated pattern of carbon atoms, is classified as a(n) _____.
crystalline solid
amorphous solid
cross-linked polymer
non-Newtonian liquid
37
Which of the following are in constant motion in random directions?
solids
gases
All matter
liquids
38
4 flies observe a drag race from the locations below. In which frame of reference is the car moving relative to the fly?
the road surface
the dashboard
the windshield
the driver's helmet
39
Which system would be the most useful to analyze the motion of a ride at a theme park?
an airplane flying over the park
a roller coaster car and its passengers
all objects in motion in the entire pak
all the people on all the rides in the park
40
An airplance is flying west at 690 kph. The wind is blowing north at 65 kph. Determine the final velocity.
755 kph to the northwest
693 kph to the northwest
625 kph to the north
625 kph to the west
41
Which of the following is evidence of order in nature?
repeated patterns found in the properties and structure of elements
the seasons
all of the above
daily, weekly, and monthly cycles
42
The state of matter of a substance is an example of ______.
None of these
a chemical property and a physical property
a chemical property
a physical property
43
Pure water, H
2
O, is classified as which kind of substance?
a homogenous mixture
a compound
an element
a heterogeneous mixture
44
2 elements that are chemically combined form a ______, while 2 elements that are only physically combined form a _______
pure substance; compound
homogeneous mixture; heterogeneous mixture
mixture; pure substance
compound; mixture
45
Select the correct conversion factor for converting meters into centimeters.
1 cm/10 m
100 cm/1 m
10 cm/1m
1 cm/100 m
46
The law of conservation of matter states that
matter can neither be created nor destroyed.
all of the above are true
matter can change forms.
the amount of matter cannot change,
47
Which of the following is not an evidence for the particle model of matter?
the law of definite proportions
diffusion
Aristotle's divisible continuum of matter
Brownian motion
48
An accelerating object in motion will speed up when the
velocity and acceleraton vectors are in opposite directions
velocity and acceleration vectors are in the same direction
velocity vector is positive
acceleration vector is positive
49
The SI that scientists use today has __________________ fundamental units.
seven
hundreds of
three
ten
50
Vaporization happens when liquid particles _______ energy.
gain
both gain and lose
lose
neither gain nor lose
51
Which occurs at the surface of a liquid when it changes state to a gas?
evaporation
sublimation
deposition
boiling
52
Which of the following states of matter does not experience particle motion?
None of the above. All states of matter experience particle motion.
solid
liquid
gas
53
The descriptions of how things move is studied within the area of ______________.
dynamics
kinematics
statics
hydraulics
54
According to the ancient Greeks, why does smoke rise from a campfire?
Smoke experiences retrograde motion.
The warm air associated with smoke is less dense.
Smoke wanders.
Smoke's nature is to move upward.
55
An evenly distributed chlorine-water solution is classified as a(n) ________________.
element
homogeneous mixture
compound
heterogeneous mixture
56
Which of the following is not a mixture?
diamond
seawater
steel
a cup of coffee
57
Which state of matter has a fixed shape?
solid
liquid
gas
plasma
58
Why is it important that scientists accurately collect, analyze, and report data?
The scientific community depends on the research of others.
Falsified data may have harmful effects on others.
Science that florifies God must be careful, accurate, and honest.
All the above are important.
59
Which state of matter has low compressibility, a fixed volume, and is a fluid?
plasma
solid
liquid
gas
60
What property measures a fluid's resistance to flow?
density
viscosity
fluidity
particle spacing
61
Matter includes:
light
sound
physical objects
physical objects, light and sound
62
What is the distance for the motion, from A to B to C to D, shown in the image below?
11
7
5
9
63
Which component of scientific inquiry includes conducting an experiment?
conclusion
communication
research
investigation
64
The matter that makes up the stars is in which state of matter?
gas
liquid
solid
plasma
65
An initial testable explanation of a phenomenon that guides a scientific investigation is a
law
model
hypothesis
theory
66
When a substance melts, it undergoes a
physical change
neihter a physical or chemical change
chemical change
both physical and chemical change
67
_____ compares a measurement to an accepted or expected value; _______ is exactness or repeatability of a measurement.
consistency; variability
accuracy; precision
variability; consistency
precision; accuracy
68
Freezing happens when liquid particles
lose energy.
gain energy.
reach the boiling point.
overcome the forces between them.
69
F = ma is an example of which category of scientific models?
theory
heliocentric
law
hypothesis
70
The decimal place to which a scientist makes a measurement can be referred to as
none of the above
accuracy
precision
accuracy and precision
71
Which of the following is a scalar quantity?
speed
velocity
acceleration
displacement
72
Which of the following is a derived unit?
m/s2
cd
kg
A
73
Momentum in a system is conserved when
the system is isolated
outside pushes or pulls act on the system
velocity remains constant
the total mass remains constant
74
The formula s = d/t is used for calculating
average speed
velocity
displacement
instantaneous speed
75
What determines the state of matter of a substance at a given temperatre--the relationship between
compressibility of the particles and repeating pattern of those particles
kinetic energy of the particles and attractive forces of those particles,
the kinetic energy of the particles and the density of the substances.
the compressibility of the particles and the free electrons.
76
Which of the following factors into the accuracy of a measurement?
instrument uncertainty
scientist error and instrument uncertainty
scientist error
none of the above
77
Accuracy is defined as the
comparison of a measurement to the expected value
repeatability of a measurement
decimal place of the instrument used in measurement
degree of exactness of a measurement
78
Which of the following is not a true statement about physical science models?
They should help scientists understand and communicate phenomena.
They must be complete and should not change.
They include theories and laws
They are workable explanations or descriptions of phenomena.
79
Which of the following is not a physical property?
freezing point
density
color
flammability
80
Why is an orderly approach to scientific investigation so important?
Scientists must be accurate collecting, analyzing, & reporting findings.
Scientific models must be perfect or they are useless.
Scientific measurement must never have any uncertainty.
Science has no purpose outside of the scientific method.
81
Which symbol represents displacement?
Dx
d
D
Xd
82
What is a model?
an experiment designed to answer a specific question
an orderly approach used to investigate the world
a workable exlanation or description of a phenomenon
a complete understanding of a phenomenon that never changes
83
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
84
Which of the following would be an example of quantitative data?
length
texture
shape
color
85
What 2 factors affect momentum?
time and displacement
position and velocity
mass and velocity
displacement and mass
