WGU INTEGRATED PHYSICAL
SCIENCES
C165 – PA EXAM WITH CORRECT
ANSWERS 2025
A mathematical model is used to predict the trajectory of a bullet fired
from a gun.
Which discipline of physical science is used to develop
this model?
Physic
Chemistr
s
Earth
y
Astronomy ( Correct answers )
science
Physics
An environmental scientist monitors pollutants in
a lake.
Which two disciplines of physical science does this
scientist use?
Choose 2
answers
Astronom
Chemistr
y
Earth
y
Physics ( Correct answers ) Chemistry & Earth
science
Science
Which study involves both Earth science and
physics?
Calculating how much energy is associated with a
Measuring the energy produced by a
hurricane
Comparing the composition of crude oil from different
generator
Monitoring changes in phosphorus levels of a lake ( Correct answers )
regions
how much energy is associated with a
Calculating
hurricane
Which question could be answered with a controlled
experiment?
Does ice melt faster in an empty glass or in a glass full
of water?
Do all planets have the same shape of orbit around
the sun?
What is the maximum distance between Earth and
Jupiter?
ALREADY
GRADED A+
, What is the length of the longest river in North America? ( Correct answers
) Does ice melt faster in an empty glass or in a glass full of water?
Which topic would be appropriate for a controlled
experiment?
Determining how fast different chemical pollutants dissolve
in water
Comparing the elements present in
different stars
Measuring how fast a river
Predicting the path of a tornado ( Correct answers ) Determining how
flows
fast different
chemical pollutants dissolve in
water
Which question requires a controlled experiment to
answer?
Which type of rock contains the most
Which planet has the most
calcium?
Which elements are found in Earth's
moons?
atmosphere?
Which fossils formed earliest in Earth's history? ( Correct answers )
Which
rock type of the most
contains
calcium?
Sir Isaac Newton discovered that the force of gravity between two masses
increases
the masses if increase, and decreases if the distance between the masses
increases. Nohave ever contradicted this
experiments
relationship.
Which type of scientific statement
is this?
Hypothesi
Theor
s
y
La
Prediction ( Correct answers ) Law
w
The well-accepted scientific explanation for many characteristics of
Earth'sthat
states crustthe crust is broken into several large plates. These plates move
slowly
the mantle
over below because of convection and other processes.
Earthquakes
volcanoes areand
most common at places where the plates interact.
Evidencechemistry,
physics, from and geology supports this
explanation.
Which type of scientific idea is this explanation an
example of?
Hypothesi
s
Theor
y
La
w
Prediction ( Correct answers )
Theory
ALREADY
GRADED A+
SCIENCES
C165 – PA EXAM WITH CORRECT
ANSWERS 2025
A mathematical model is used to predict the trajectory of a bullet fired
from a gun.
Which discipline of physical science is used to develop
this model?
Physic
Chemistr
s
Earth
y
Astronomy ( Correct answers )
science
Physics
An environmental scientist monitors pollutants in
a lake.
Which two disciplines of physical science does this
scientist use?
Choose 2
answers
Astronom
Chemistr
y
Earth
y
Physics ( Correct answers ) Chemistry & Earth
science
Science
Which study involves both Earth science and
physics?
Calculating how much energy is associated with a
Measuring the energy produced by a
hurricane
Comparing the composition of crude oil from different
generator
Monitoring changes in phosphorus levels of a lake ( Correct answers )
regions
how much energy is associated with a
Calculating
hurricane
Which question could be answered with a controlled
experiment?
Does ice melt faster in an empty glass or in a glass full
of water?
Do all planets have the same shape of orbit around
the sun?
What is the maximum distance between Earth and
Jupiter?
ALREADY
GRADED A+
, What is the length of the longest river in North America? ( Correct answers
) Does ice melt faster in an empty glass or in a glass full of water?
Which topic would be appropriate for a controlled
experiment?
Determining how fast different chemical pollutants dissolve
in water
Comparing the elements present in
different stars
Measuring how fast a river
Predicting the path of a tornado ( Correct answers ) Determining how
flows
fast different
chemical pollutants dissolve in
water
Which question requires a controlled experiment to
answer?
Which type of rock contains the most
Which planet has the most
calcium?
Which elements are found in Earth's
moons?
atmosphere?
Which fossils formed earliest in Earth's history? ( Correct answers )
Which
rock type of the most
contains
calcium?
Sir Isaac Newton discovered that the force of gravity between two masses
increases
the masses if increase, and decreases if the distance between the masses
increases. Nohave ever contradicted this
experiments
relationship.
Which type of scientific statement
is this?
Hypothesi
Theor
s
y
La
Prediction ( Correct answers ) Law
w
The well-accepted scientific explanation for many characteristics of
Earth'sthat
states crustthe crust is broken into several large plates. These plates move
slowly
the mantle
over below because of convection and other processes.
Earthquakes
volcanoes areand
most common at places where the plates interact.
Evidencechemistry,
physics, from and geology supports this
explanation.
Which type of scientific idea is this explanation an
example of?
Hypothesi
s
Theor
y
La
w
Prediction ( Correct answers )
Theory
ALREADY
GRADED A+
