Hold your hand out with your elbow at your side and your forearm parallel to the ground. You should notice your bicep muscle flexing in order to keep your forearm in equilibrium in this position, working against the force of gravity. To maintain this equilibrium, how does the force that your bicep exerts on the forearm compare with the force of gravity acting on the forearm?
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Physics, 22.06.2019 05:00
Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?
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Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?
Answers: 3
Physics, 22.06.2019 12:00
Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?
Answers: 1
Hold your hand out with your elbow at your side and your forearm parallel to the ground. You should...
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