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WGU C165 Integrated Physical Sciences exam questions and answers
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WGU C165 Integrated Physical Sciences exam questions and answers
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WGU C165Integrated
Physical
Sciences exam
questions and
answers
Physics - answer The study of forces, energy, motion
Chemistry - answer The study of atoms and molecules, their
structures, and their interactions to form substances
Earth science - answer The study of the Earth's structure and
composition, and processes that change Earth
essential attributes of science - answer 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 - answer The changing quantities in an experiment
independent variable - answer What you change in an experiment
on purpose
dependent variable - answer The variable that changes because of
an independent variable
control variable - answer The variable(s) you don't want to study,
need to be either eliminated or kept constant
observational study - answer When systems are observed as they
appear in nature, researchers do not attempt to change them
physical model - answer A model of a physical phenomenon, such
as a planetary system
conceptual model - answer A model used to visualize things that
cannot be seen, such as atoms
mathematical model - answer A model that treats physical
objects/phenomena using mathematical methods
computer model - answer A detailed, complex model calculated by
a computer
principle of falsification - answer Principle that only falsifiable
statements can be subject to scientific inquiry
, hypothesis - answer A testable statement about how something in
nature works
law - answer A concise statement that is supported by scientific
evidence and repeated experiments, describes a widespread pattern
in nature (what)
theory - answer A statement that explains a wide range of
observations, supported by a large body of scientific evidence
(how/why)
meter - answer Base unit of length
kilogram - answer Base unit of mass
second - answer Base unit of time
kelvin - answer Base unit of temperature
Derived units - answer What is produced when the base
units/quantities are combined
Speed - answer The name for the distance traveled divided by an
interval of time
Volume - answer Term for the amount of space an object occupies
Liquid displacement - answer Method of determining the volume of
an object by measuring the amount of liquid it displaces
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