Question

Can someone answer5 questions for me

Answer 1

Answer:

It states that the energy can neither be destroyed nor created but the energy can transform into another form

Answer 2

Answer:

1st one : energy never be created nor destroyed but one form of energy is converted into another form

2 nd one is same

3rd one: w=p×t

=100×30

=3000

4th one: we know that

ke=1/2mv^2

=1/2×50×[10)^2

=1/2×50×100

=250j

so option is d

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