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Published byRaul Icke Modified over 8 years ago
Unit 6.3 physics
An object at rest will stay that way unless a force acts on it An object in motion will continue to move in the same direction and speed until a force acts on it.
A force is a push, pull or twist that can cause an object to Accelerate (increase its speed) Decelerate (decrease its speed) Change its direction Change its shape
Friction Air resistance or drag Buoyancy Surface tension Lift Thrust
Weight Electrostatic Magnet
Explain why you feel heavier than normal at the bottom of a roller coaster and lighter at the top? Outline what is the purpose of headrest in a car. Explain why you should wear seatbelts in a car.
Force Contact Inertia Buoyancy Surface Tension Lift Thrust Weight
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