Unit 4 Flashcards Word Scramble
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Question | Answer |
Vector | A quantity that has both magnitude and direction |
Scalar | A quantity that has magnitude only |
Magnitude | the amount of a given measurement |
Displacement | a vector quantity which describes distance and direction |
Component | a single vector that may be added to one or more other vectors |
Resultant | the sum of any number of component vectors that are added together |
Tip-to-tail | a method of vector addition |
Vector resolution | a method of finding component vectors from a given resultant |
Dynamics | the branch of physics that describes how forces interact with matter |
Equilibrium | a state where the sum of the net forces acting on the object is zero |
Inertia | the force generated by an object’s weight |
Weight | the mass of an object times the acceleration due to gravity |
Friction | a force caused by electron repulsion |
Air resistance | a frictional force that acts against gravity as an object free falls |
Static Friction | a force that makes it difficult to move an object |
Kinetic Friction | a force that makes it difficult to keep an object moving |
Net Force | the difference between the applied force and friction |
Normal Force | a force that acts opposite gravity |
Equilibrant | a force that will place an object in equilibrium |
Unbalanced Force | an applied force that will take an object out of equilibrium |
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