In which one of the following circumstances could mechanicalenergy not possibly

ID: 1671664 • Letter: I

Question

In which one of the following circumstances could mechanicalenergy not possibly be conserved, even if friction and airresistance are absent? why? a) a car moves up a hill, its velocity continually decreasingalong the way b) a car moves down a hill, its velocity continuallyincreasing along the way c) a car moves along level ground at a constant velocity d) a car moves up a hill at a constant velocity In which one of the following circumstances could mechanicalenergy not possibly be conserved, even if friction and airresistance are absent? why? a) a car moves up a hill, its velocity continually decreasingalong the way b) a car moves down a hill, its velocity continuallyincreasing along the way c) a car moves along level ground at a constant velocity d) a car moves up a hill at a constant velocity

Explanation / Answer

d) a car moves up a hill at a constant velocity

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In which one of the following circumstances could mechanicalenergy not possibly

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