11. A 0.250 kg car at rest rolls down a frictionless incline from a starting height of 0.75 m. What is the final velocity of the car? SHOW ALL WORK!
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Write down two additional questions about earth's magnetic field that will make your presentation more informative.

Aturntable that spins at a constant 74.0 rpm takes 3.10 s to reach this angular speed after it is turned on. find its angular acceleration (in rad/s2), assuming it to be constant, and the number of degrees it turns through while speeding up.

During a car accident, a 125kg driver is moving at 31m/s and in 1.5s is brought to rest by an inflating air bag. what is the magnitude of the change in momentum to the driver