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Force and Motion
Forces, speed and position graphs
Term | Definition |
---|---|
force | a push or pull on an object |
net force | the combination of all the forces working on an object |
balanced forces | produce no change in the motion of an object |
unbalanced forces | produce a change in the motion of an object |
speed | the distance traveled by an object in a certain amount of time; the ratio of distance to time; s = d/t |
inclined plane | ramp - reduces the amount of force required to move objects |
composition | what something is made of |
RTQC | Read the Question Carefully |
TYT | Take your time |
frictionless | a situation where no reduction in force is caused by two surfaces rubbing together |
gravity | a force that pulls on things |
steep | a line with a high slope |
s = d/t | formula for calculating speed |
d = s*t | formula for calculating distance |
t = d/s | formula for calculating time |