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A collection of vocabulary flashcards for Week 5 that covers key terms related to Force and Motion investigations.
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Gravity
A force that pulls objects together.
Friction
A force that resists motion.
Independent Variable
A variable that is changed by the scientist.
Dependent Variable
A variable that results from the change the scientist makes; can be measured or observed.
Constant
The things the scientist keeps the same in an investigation.
Reliability
The ability of an investigation to be repeatable and accurate.
Testable
The ability to be tested through scientific investigation.
Hypothesis
Prediction based on observations, inferences, and research.