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You need to be more careful when you cycle down a hill than when you cycle up the hill. Why.
What will happen on a see-saw if one boy is big and the other is small. How would the small boy
balance the weight of the big boy?​

Respuesta :

raeefaanas

Answer:

1.yes we need to be more careful when we cycle down a hill because

*the acceleration due to gravity

*the force of friction of air and hill when we are cycling up the hill.

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