free-falling particle....13 pts! lifesaver!

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A model rocket fired vertically from the ground ascends with avertical acceleration of 5 m/s^2 for 3.0 seconds. Its fuel is thenexhausted, so it continues upward as a free-fall particle and thenfalls back down to the ground. (If you answereach question separately I will rate all)

A) What is the speed of the rocket when the fuel runsout?

B)How much time elapses between when the rocket islaunched and when it reaches it's maximum height?

C) What is the speed of the stone when it hits thecliff?

Answers (1)

  • redcloud173
    Rating:5 stars

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