Physics, 23.11.2019 06:31 freemanjskg
A70.0-kg person throws a 0.0420-kg snowball forward with a ground speed of 35.0 m/s. a second person, with a mass of 57.0 kg, catches the snowball. both people are on skates. the first person is initially moving forward with a speed of 2.20 m/s, and the second person is initially at rest. what are the velocities of the two people after the snowball is exchanged?
Answers: 3
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For a particular reaction, ? h = -144.6 kj and ? s = -301.2 j/k. calculate ? g for this reaction at 298 k.
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If a simple machine reduces the strength of a force, what must be increased?
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If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction
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A70.0-kg person throws a 0.0420-kg snowball forward with a ground speed of 35.0 m/s. a second person...
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