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10SC Forces

Year 10 Science keywords for Forces

TermDefinition
Force A push
Counter-force An opposing force
Balanced Forces Two equal forces acting in opposite directions.
Unbalanced Forces Two forces acting in opposite directions but with one greater then the other.
Contact Forces The force due to contact between two objects.
Non-contact Forces The force applied to an object by another object that is not in direct contact with it.
Friction The resistance that opposes the movement of one object against another.
Mass A measure of the number of atoms in an object combined with the density of those atoms. Usually measured in kilograms.
Weight The force of gravity on the object. May be defined as the mass times the acceleration of gravity.
Air Resistance A force that is caused by air. The force acts in the opposite direction to an object moving through the air.
Gravity A force which tries to pull two objects toward each other. The more massive an object is
Newtons A unit of force. How force is measured.
Newton Meters The torque from the force of one newton.
Created by: vreetan