A Heavy Frog and a Light Frog Jump Straight Up

question 19

Multiple Choice

A heavy frog and a light frog jump straight up into the air. They push off in such away that they both have the same kinetic energy just as they leave the ground. Air resistance is negligible. Which
Of the following statements about these frogs are correct? (There could be more than one correct
Choice.)

• A) The heavier frog goes higher than the lighter frog.
• B) The lighter frog goes higher than the heavier frog.
• C) They both leave the ground with the same speed.
• D) Just as they leave the ground, the heavier frog is moving faster than the lighter frog.
• E) Just as they leave the ground, the lighter frog is moving faster than the heavier frog.
• F) Both frogs reach the same maximum height.

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