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23 Nov 2019
A wagon is rolling forward on level ground. Friction is negligible.The person sitting in the wagon is holding a rock. The total massof the wagon, rider, and rock is 96.0 kg. The mass of the rock is0.330 kg. Initially the wagon is rolling forward at a speed of0.510 m/s. Then the person throws the rock with a speed of 17.0m/s. Both speeds are relative to the ground. Find the speed of thewagon after the rock is thrown directly forward.
m/s
Find the speed of the wagon after the rock is thrown directlybackward.
m/s
A wagon is rolling forward on level ground. Friction is negligible.The person sitting in the wagon is holding a rock. The total massof the wagon, rider, and rock is 96.0 kg. The mass of the rock is0.330 kg. Initially the wagon is rolling forward at a speed of0.510 m/s. Then the person throws the rock with a speed of 17.0m/s. Both speeds are relative to the ground. Find the speed of thewagon after the rock is thrown directly forward.
m/s
Find the speed of the wagon after the rock is thrown directlybackward.
m/s
1 Dec 2023
Jean KeelingLv2
17 Apr 2019
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