What is the speed at the bottom of the hill

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Reference no: EM13330821

4. A sled slides without friction down a small, ice-covered hill. If the sled starts from rest at the top of the hill, its speed at the bottom is 7.50 m/s.

(i) On a second run, the sled starts with a speed of 1.50 m/s at the top. When it reaches the bottom of the hill, is its
speed 9.00 m/s, more than 9.00 m/s, or less than 9.00 m/s?

(ii) What is the height of the hill?

(iii) What is the speed at the bottom of the hill?

Reference no: EM13330821

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