Problem: A pebble is released from rest at a certain height and falls freely reaching an impact speed of 4 m/s at the floor. Next the pebble is thrown down with an initial speed of 3 m/s from the same height. What is its speed at the floor? (a) 4 m/s (b) 5 m/s (c) 6 m/s (d) 7 m/s (e) 8 m/s

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A pebble is released from rest at a certain height and falls freely reaching an impact speed of 4 m/s at the floor. Next the pebble is thrown down with an initial speed of 3 m/s from the same height. What is its speed at the floor? (a) 4 m/s (b) 5 m/s (c) 6 m/s (d) 7 m/s (e) 8 m/s

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Our tutors have indicated that to solve this problem you will need to apply the Vertical Motion & Free Fall concept. If you need more Vertical Motion & Free Fall practice, you can also practice Vertical Motion & Free Fall practice problems.