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무료 Potential energy – ball in tree 애니메이션
Potential energy – ball in tree. A football player kicks the ball from the ground up into the air and it gets stuck on a tree branch. The football has a mass of 0.5 kg, and the branch it is stuck in is 3 m above the ground.
Potential energy – ball in tree. A football player kicks the ball from the ground up into the air and it gets stuck on a tree branch. The football has a mass of 0.5 kg, and the branch it is stuck in is 3 m above the ground.