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Vocabulary #1

Word Meaning
Distance How far you have traveled between two positions .it is a scalar quantity.
Displacement change in position,it is a straight line distance between you starting position and ending position. It is equal to final position minus initial positions it can be positive and negative . it is a vector quantity!
Scalar quantity that only requires magnitude (how big)
Vector quantity that requires both magnitude (how big) and directions
Speed how fast something is moving . it is equal to distance divided by time it is a scalar quantity
Velocity rate at which position changes . it is equal to displacement divided by time . it is a vector quantity
Newtons First Law AKA the law of inertia , an object at rest and an object in motion will stay in motion with the same speed and in the same direction unless acted upon by an unbalanced force
Mass a measure of the amount of matter an object contains , Also a measure of the amount of inertia an object has
Intertia the resistance an object has to changes in its motion
Force any pull or push (interaction) that can cause a change in motion . An interaction between two objects
Net force the combination of all of the forces on an object
Balanced Force when the net force in both the horizontal and vertical directions is 0 N these cause motion to remain unchanged
Unbalanced force when the net force in both the horizontal and vertical directions is not 0 N these cause motion to change
Gravitational force a non contact force between two objects that is most apparent close to a large object,such as a planet
Applied force the support force exerted upon an object that is in a contact with another stable object it is the direction of the pull and push
Normal Force A contact force that is exerted by a surface and present whenever atoms are being cruched
Tension force contact force exerted by a taut rope
Friction force an object that moves or try to move
Air Resistance/drag a movement from air
Spring force
Thrust a movement that goes in the direction that wasnt met for
Created by: Tayy17