Question 1 2 pts
If an object is lifted up so that it has 100 joules of energy, how much energy would the object have if it were
lifted up three times as high?
O 150
O 30
O 200
O 300
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During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.