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10 questions from this quiz
Total mechanical energy
Gravity
Transforms between KE and PE
KEinitial+PEinitial=KEfinal+PEfinalKE_{initial} + PE_{initial} = KE_{final} + PE_{final}KEinitial+PEinitial=KEfinal+PEfinal
KE=12mv2KE = \frac{1}{2}mv^2KE=21mv2
PE=mghPE = mghPE=mgh
h=dsinθh = d \sin \thetah=dsinθ
14 m/s
2.5 m
Joules (J) and metres per second (m/s)
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