Monday, April 2, 2012

Surfing For Reaction Distance Car?

Lisa asks…answering this physics using standard motion to solve it?a car is traveling along a straight road at 75km/h. In an attempt to avoid an accident, the motorist has to brake to a sudden stop.
1. what is the car's initial speed in m/s?
2. if the reaction time of the motorist is 0.25s, what distance does the car travel while the driver is reacting to apply the brakes?
3. once the brakes are applied, the car has an acceleration of-6m/s^. how far does the car travel whilst pulling up?
4.

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