Physics, 27.03.2020 18:45 anaislewis457
David tied a ball to the end of a long string. Holding the end of the string, he swung the ball in a circle around him to model how Earth orbits the sun. He knows that the orbit of Earth depends upon the gravitational pull. Which component of David’s model illustrates the effect of gravity?
A) The ball
B) The string
C) The distance from David
D) The speed the ball revolves
Answers: 1
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David tied a ball to the end of a long string. Holding the end of the string, he swung the ball in a...
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