WGU C165 INTEGRATED PHYSICAL SCIENCES TEST WITH COMPLETE SOLUTIONS

WGU C165 INTEGRATED PHYSICAL
SCIENCES TEST WITH COMPLETE
SOLUTIONS.




Physics - correct answer- The study of forces, energy, motion
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Chemistry - correct answer- The study of atoms and molecules, their structures, and their
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interactions to form substances
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Earth science - correct answer- The study of the Earth's structure and composition, and
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processes that change Earth
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essential attributes of science - correct answer- Studies the natural world
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Uses testable ideas
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Relies on data from observations/experiments
v v v v




Presented for evaluation by other scientists
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Leads to further questions/research
v v v

, variables - correct answer- The changing quantities in an experiment
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independent variable - correct answer- What you change in an experiment on purposev v vv v vv v v v v v v v




dependent variable - correct answer- The variable that changes because of an independent
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variable
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control variable - correct answer- The variable(s) you don't want to study, need to be either
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eliminated or kept constant
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observational study - correct answer- When systems are observed as they appear in v v vv v vv v v v v v v v




nature, researchers do not attempt to change them
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physical model - correct answer- A model of a physical phenomenon, such as a planetary
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system
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conceptual model - correct answer- A model used to visualize things that cannot be seen,
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such as atoms
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mathematical model - correct answer- A model that treats physical objects/phenomena v v vv v vv v v v v v




using mathematical methods
v v v




computer model - correct answer- A detailed, complex model calculated by a computer
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principle of falsification - correct answer- Principle that only falsifiable statements can be
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subject to scientific inquiry
v v v v




hypothesis - correct answer- A testable statement about how something in nature works
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law - correct answer- A concise statement that is supported by scientific evidence and
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repeated experiments, describes a widespread pattern in nature (what)
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theory - correct answer- A statement that explains a wide range of observations, supported
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by a large body of scientific evidence (how/why)
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meter - correct answer- Base unit of length
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kilogram - correct answer- Base unit of mass v vv v vv v v v




second - correct answer- Base unit of time
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kelvin - correct answer- Base unit of temperature
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Derived units - correct answer- What is produced when the base units/quantities are
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combined
v