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Vocabulary - science

WordsDefinitions
Displacement Difference between
Speed A measure of distance an object travels in given amount of time
Velocity The speed and directions of a moving object
Vector The quantity that has both magnitude and direction
Reference Starting point you use to describe the location
Position The distance and direction from a reference point
Motion The process of changing direction
Acceleration Is a measure of change in velocity during a period of time
Force A push or pull on an object
Contact Force Is a push or a pull on one object by another that is touching it
Newton's 2nd Law The acceleration of an object equals the net Force on the object divided by the object's mass.
Friction Is a force that resists the sliding motion of two surfaces
Free-Body Diagram A free body diagram
Net Force iIs the sum of all the forces acting on and object
Newton's First Law States that an object in motion will stay in motion, and an object at rest will stay at rest unless acted on by a force.
Created by: user-2020926
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