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friction and forces

friction, motion, forces and gravity

Explain the effects of friction on the motion of an object? If you have a rough surface you have more friction.If you have a smooth surface you will have less friction.If you have a big surface area,more friction.If you have a small surface area,less friction.If you have lubrication you'll have less friction.
Explain how to measure how fast/slow an object is moving in relation to distance and time? Divide the total distance traveled by the time it took.
Read a compass to determine the direction an object is moving. My toy car is moving east.
Explain how gravity affects the motion of an object? Gravity pulls objects down to earth.
Explain how the amount of force changes the motion of an object/ The greater the force the greater the motion/change in motion.
Created by: godfreyfamily