What is the speed at its closest point

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Question: Two meteoroids are heading for earth. Their speeds as they cross the moon's orbit are 1.0 km/s.

(A) The first meteoroid is heading straight for earth. What is its speed of impact? ______ km/s ?

(B) The second misses the earth by 4000 km. What is its speed at its closest point? ______ km/s ?

Reference no: EM132182559

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