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Physics, 23.06.2019 04:00
Robin is swinging back and forth from a trapeze. in which of the following situations is his kinetic energy being transformed into potential energy
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Physics, 23.06.2019 09:00
Choose the correct general statement concerning the total potential and kinetic energy at any point along the arc of swing. the total energy at any point along the arc of swing of the pendulum is always less than 12 joules. the total energy at any point along the arc of swing of the pendulum is always more than 12 joules. the total energy at any point along the arc of swing of the pendulum is always equal to 12 joules. not enough information to determine
Answers: 1
Physics, 23.06.2019 11:00
What is reflection, what is refraction, and what is diffraction. what some similarities or differences between the three.
Answers: 2
Physics, 23.06.2019 11:00
An astronaut on the moon throws a baseball upward. the asatronaut is 6ft, 6in. tall, and the initial velocity of the ball is 30ft per second. the heigh s of the ball in feet is given by the equation s = -2.7^2 + 30t + 6.5, where t is the number of seconds after the ball was thrown. after how many seconds is the ball 16ft above the moon's surface?
Answers: 2
How far apart are a proton and electron if they exert an attractive force of 3n on one another...
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