05a. Biomechanics - Mass, Inertia and Forces

Question 1

Define linear motion

Answer 1

motion occurs in a straight line or curved path.

Question 2

Define angular motion

Answer 2

also known as rotation, motion occurs when a body moves along a circular path (around an axis)

Question 3

Define general motion

Answer 3

General motion involved both linear and angular motion.

Question 4

Define Mass

Answer 4

The amount of matter in a body

Question 5

Define Inertia

Answer 5

The resistance of a body to alter its state of motion

Question 6

Define Force

Answer 6

A push or pull on a body that alters its state of motion

Question 7

List the equation for weight

Answer 7

Mass x gravity

Question 8

List 3 examples of friction

Answer 8

Ground, Drag and air / wind resistance