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Forces & Motion

7th Grade Science Vocabulary

TermDefinition
Reference Point used to determine the motion and position of an object
Distance the length covered by an object in motion; measured in meters (m)
Speed how long it takes an object to cover a distance
Velocity the measurement of speed and direction
Average Speed total distance traveled/total time taken to travel the distance
Constant Speed no acceleration; remaining at the same speed for an entire distance
Force a push or pull; measured in Newtons (N)
Balanced Force forces that cause no movement; cancels each other out; all forces has the same amount of force (N)
Unbalanced Force forces that cause motion; unequal amount of forces (N)
Applied Force the push or pull force being applied to an object
Mass the amount of matter (atoms/weight) in an object
Friction the resistance of motion when one object rubs against another.
Gravity force that attracts all objects to Earth
Magnetic attracts and opposes metallic substances
Inertia tendency for an object to resist a change in motion/rest
Input force being used
Output force created
Created by: MrsCharity
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