contestada

Which of the following requires the action of a first class lever in the body?
A.
jumping
B.
push-ups
C.
waving
D.
nodding

Respuesta :

D. nodding is your answer.........

The correct answer for above statement is:

D.Nodding

Explanation:

First class lever relates to a lever on which the opposition survives on one surface of the fulcrum and an effort is done on the other side. An added case of a first-class lever alongside nodding are: Scissors, a crowbar, or a seesaw these all are included in first class lever.