WGU C165 INTEGRATED PHYSICAL SCIENCES PHYSICS OA
04/17/2026
QUESTION AND ANSWER
WGU C165 Integrated Physical Sciences Physics OA Question and
Answer | 2026/2027 Exam Prep, Exams of Physics
Physics
The study of forces, energy, motion
Chemistry
The study of atoms and molecules, their structures, and their interactions to form substances
Earth science
The study of the Earth's structure and composition, and processes that change Earth
essential attributes of science
Studies the natural world
Uses testable ideas
Relies on data from observations/experiments
Presented for evaluation by other scientists
Leads to further questions/research
variables
The changing quantities in an experiment
4/17/2026
independent variable
1
, WGU C165 INTEGRATED PHYSICAL SCIENCES PHYSICS OA
04/17/2026
QUESTION AND ANSWER
What you change in an experiment on purpose
dependent variable
The variable that changes because of an independent variable
control variable
The variable(s) you don't want to study, need to be either eliminated or kept constant
observational study
When systems are observed as they appear in nature, researchers do not attempt to change them
physical model
A model of a physical phenomenon, such as a planetary system
conceptual model
A model used to visualize things that cannot be seen, such as atoms
mathematical model
A model that treats physical objects/phenomena using mathematical methods
4/17/2026
computer model
2
, WGU C165 INTEGRATED PHYSICAL SCIENCES PHYSICS OA
04/17/2026
QUESTION AND ANSWER
A detailed, complex model calculated by a computer
principle of falsification
Principle that only falsifiable statements can be subject to scientific inquiry
hypothesis
A testable statement about how something in nature works
law
A concise statement that is supported by scientific evidence and repeated experiments, describes a
widespread pattern in nature (what)
theory
A statement that explains a wide range of observations, supported by a large body of scientific
evidence (how/why)
meter
Base unit of length
kilogram
Base unit of mass
4/17/2026
3
04/17/2026
QUESTION AND ANSWER
WGU C165 Integrated Physical Sciences Physics OA Question and
Answer | 2026/2027 Exam Prep, Exams of Physics
Physics
The study of forces, energy, motion
Chemistry
The study of atoms and molecules, their structures, and their interactions to form substances
Earth science
The study of the Earth's structure and composition, and processes that change Earth
essential attributes of science
Studies the natural world
Uses testable ideas
Relies on data from observations/experiments
Presented for evaluation by other scientists
Leads to further questions/research
variables
The changing quantities in an experiment
4/17/2026
independent variable
1
, WGU C165 INTEGRATED PHYSICAL SCIENCES PHYSICS OA
04/17/2026
QUESTION AND ANSWER
What you change in an experiment on purpose
dependent variable
The variable that changes because of an independent variable
control variable
The variable(s) you don't want to study, need to be either eliminated or kept constant
observational study
When systems are observed as they appear in nature, researchers do not attempt to change them
physical model
A model of a physical phenomenon, such as a planetary system
conceptual model
A model used to visualize things that cannot be seen, such as atoms
mathematical model
A model that treats physical objects/phenomena using mathematical methods
4/17/2026
computer model
2
, WGU C165 INTEGRATED PHYSICAL SCIENCES PHYSICS OA
04/17/2026
QUESTION AND ANSWER
A detailed, complex model calculated by a computer
principle of falsification
Principle that only falsifiable statements can be subject to scientific inquiry
hypothesis
A testable statement about how something in nature works
law
A concise statement that is supported by scientific evidence and repeated experiments, describes a
widespread pattern in nature (what)
theory
A statement that explains a wide range of observations, supported by a large body of scientific
evidence (how/why)
meter
Base unit of length
kilogram
Base unit of mass
4/17/2026
3
