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Forces and Motion

1.2 M/J Physical Science

TermDefinition
balanced forces
contact forces
direction
displacement
electrical force
force a push or a pull; something that changes the motion of an object
friction a force that resists the motion between two surfaces in contact
gravitational force
gravity a force of attraction that is due to their masses
Law of Gravity
magnetic force the force exerted by a magnet. opposite poles of two magnets attract, or pull together, whereas like poles of two magnets repel, or push apart
mass a measure of how much matter an object is made of
motion a change in position over time
negative acceleration the rate at which velocity changes over time in a negative direction
net force the combination of all of the forces acting on an object
non-contact (distance) force
non-parallel forces
parallel forces
positive acceleration the rate at which velocity changes over time in a positive direction
speed the distance traveled divided by the time interval during which the motion occurs
unbalanced force
weight a measurement of the gravitational force exerted on an object
Created by: MsKovalcik
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