A golf ball slides down a pipe from the upper level of a miniature golf course and heads directly for the hole on the green. Unfortunately, an
other player's ball is directly in the way. The second ball, which is ini
tially at rest, moves forward with a speed of 3.0 m/s, causing it to land
in the cup. The first ball comes to a complete stop after the collision.
Both balls have a mass of 45 g. What is the first ball's speed before the
collision. |

answer: a ball

explanation: because it will bounce

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

32: from largest to smallest, this hierarchy includes eons, eras, periods, epochs, and ages.

33: answer is c

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this would be about 43%