March 30, 2017

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While Carmen is at the park with her family, she walks up to a wishing well. She throws a penny down the well, and she hears a splash at the bottom. Which of the following best describes what happens as the penny falls?

A)The force of gravity is equal to the air resistance acting on the penny.
B)The magnetic force of the well attracts the penny and causes it to fall even faster.
C) The force of friction acts against air resistance, causing the penny to fall even faster.
D)The force of air resistance acts against gravity, but it is not enough to overcome gravity.

  • Science - ,

    Answers a and d depend on the depth of the well. Here in Texas, with deep wells, a would be true. We wish for water, usually.

    In those Yankee wishing wells, which you can see the bottom, D would be true.

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