1
a lever is a machine consisting of a beam or rigid rod pivoted at fulcrum, a pulley is a wheel on an axle or shaft that is used to support movement and change of direction.
2
balance is a state of equilibrium or equipoise where the add of forces are 0, align is to cause to move in alternative directions or in either direction around a fixed point on an axis.
3
is the point in a body around which the resultant torque due to gravity forces vanishes.
4
Physical laws are scientific generalization based on empire observations.
5
The study of the action of external and internal forces on the living body.
6
is a quantity possessing both magnitude and direction represented by arrow.
7
The capacity to do work or cause physical change.
8
soft tissues are the tissue that connect, support other structures and organs of the body.
9
Is a hypothetical surface used to transect the human body.
10
Is a line around which the movement takes places.
