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physics 121- chapters 1-3 Question and answers correctly solved 2025

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physics 121- chapters 1-3 Question and answers correctly solved 2025 Nature of Science sequence - correct answer Experiment- observation-theory (idea)-prediction- refine theory vs law vs principle - correct answer theory- testable and detailed law-explanation of how nature behaves under certain circumstances principle- narrower phenomena of a law percent uncertainty - correct answer (always smallest measurement of device ex: ruler-mm) Δx/ x * 100% significant figures when adding/subtracting - correct answer least decimal place significant figures when multiplying/diving - correct answer smallest number of digits vector (4) - correct answer quality that has both magnitude and direction -displacement, velocity, acceleration and force scalar (7) - correct answer constant volume

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Physics 121- Chapters 1-3
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Physics 121- chapters 1-3








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Institution
Physics 121- chapters 1-3
Course
Physics 121- chapters 1-3

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Uploaded on
May 18, 2025
Number of pages
4
Written in
2024/2025
Type
Exam (elaborations)
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Questions & answers

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physics 121- chapters 1-3 Question and
answers correctly solved 2025
Nature of Science sequence - correct answer ✔Experiment- observation-
theory (idea)-prediction- refine


theory vs law vs principle - correct answer ✔theory- testable and detailed
law-explanation of how nature behaves under certain circumstances
principle- narrower phenomena of a law


percent uncertainty - correct answer ✔(always smallest measurement of
device ex: ruler-mm)
Δx/ x * 100%


significant figures when adding/subtracting - correct answer ✔least decimal
place


significant figures when multiplying/diving - correct answer ✔smallest
number of digits


vector (4) - correct answer ✔quality that has both magnitude and direction
-displacement, velocity, acceleration and force


scalar (7) - correct answer ✔constant
volume
speed
mass
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