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10/30/13 p. Starter. A base jumper that has a mass of 84 kg(185 lbs.) runs off of a cliff at 0 m/s*. The cliff is 75m high . What would his force be when he hits the ground? How long would he be in the air if his parachute does not open ?

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  1. 10/30/13 p. Starter A base jumper that has a mass of 84 kg(185 lbs.) runs off of a cliff at 0 m/s*. The cliff is 75m high. What would his force be when he hits the ground? How long would he be in the air if his parachute does not open? *Is there any extra information that you do not need?* Remember to write down what you know, show equation, circle answer & include units! • = V i , think Freefall Remember WTF D = Vit+ ½ at 2 Vf = Vi + at Vf 2 = Vi 2 +2ad Remember WTF F = ma W = mg

  2. Inertia Lab Do not write on lab sheet Use play-doh appropriately, otw 0 for whole group!

  3. Crash Tests 1960's crash test Crash Test Dummies Plane @ 800 km/hr (~450 mph) Japanese vs. German car crash test

  4. Closure • In your journal, what would happen if you increased the mass of the car? • What would happen if you did this experiment on Jupiter?

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