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Q. An osprey's call is the distinct whistle at 2200 Hz. An osprey calls whereas driving at you, to drive you away from her nest. You hear the call at 2300Hz. How fast is osprey approaching?

Q. An inattentive driver is travelling 18.0m/s when he notices a red light ahead. His car is capable of decelerating at a rate of 3.65 m/s^2. If it takes him 0.200 s to get brakes on and he is 20, from the intersection when he sees the light, will he be able to stop in time?

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