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1. A 2000 kg truck is parked on a curb. A biker and his bike have a combined
mass of 60 kg. and is moving with a velocity of 5 m/s. Which of the two, the
truck and the bike has the greater Kinetic energy? Why?
2. A 50 kg of pig is lying on the floor and a 5 kg. of banana fruit is hanging on a
branch of a tree 10 m from the ground. Which of the two has more Potential
energy? Why?
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