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Chemistry, 03.01.2020 21:31, heroicblad
Achild is on a pogo stick. at the top of her jump, her kinetic energy (ke) = 0 j, her gravitational potential energy (gpe) = 100 j, and the potential energy in the spring (spe) = 0 j. at the bottom of the jump, immediately before the child jumps again, what do ke, gpe, and spe equal? (assume a closed system.
a) ke = 0 j, gpe = 100 j, and spe = 0 j
b) ke = 50 j, gpe = 0 j, and spe = 50 j
c) ke = 100 j, gpe = 0 j, and spe = 0 j
d) ke = 0 j, gpe = 0 j, and spe = 100 j
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Answers: 2
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