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motion 4
Question | Answer |
---|---|
Momentum is calculated by multiplying___by_____. | mass, velocity |
The formula to find the momentum of an object is______. | p=m*v |
Velocity is the rate of____ in a particular______. | speed, direction |
What is the Law of Conservation of Motion? | Momentum can be transferred but it cant be lost |
Newtons third law states that for every_____ _____there is a equal and _______ _______ force. | action force, opposite reaction |
What are two important facts that must be remembered about the Third Law? | 1)Forces always occur in pairs made up of an action force and a reaction force.2) the action force and the reaction force always act on different bodies. |
Where were the first known pictures of the wheel found? | iraq |
How did the wheel help the pace of our civilization?name two | 1)transportation 2)farming |
Imagine life without the wheel. How would your life be changed | we would have to walk everywhere,it would take longer |
The ability of a moving object to make something happen depends on how much______ it contains and how____ its moving | mass,fast |
_________ is the combined effect of an object's mass and_____. | momentum, velocity |