Physics, 09.12.2020 22:10 venuscagle
A student designs an experiment to demonstrate the conservation of gravitational potential and kinetic energy. She drops a wooden block from rest through a photogate 2 m below. If energy is conserved, how fast should the block be traveling when it passes through the photogate?
A.
2.0 m/s
B.
6.3 m/s
C.
9.8 m/s
D.
19.6 m/s
Answers: 3
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