Centre of Mass

Question 1

The centre of mass is an (a) point at which (b) the (c) of a body can be consider to be located. The coM can be considered the (d) point. All (e) forces will act through the centre of mass.

Answer 1

a. Imaginary
b. All
c. Mass
d. balance
e. external

Question 2

In static (a) the centre of mass is located above the (b) of (c)

Answer 2

a. Balance
b. Base
c. Support

Question 3

For a human in standing, the height of the centre of mass is roughly what percentage of standing height?

Answer 3

55% Female

57% Male

Question 4

The centre of mass has to be inside the body?

Answer 4

False

Question 5

A person with muscular legs and thin upper body will have a centre of mass that is (what) compared to a normal person?

Answer 5

Lower

Question 6

The centre of mass of a uniform sphere is in the middle? T or F?

Answer 6

True

Question 7

Is a two handed dunk better than a one handed dunk? Why?

Answer 7

No
Keeping the second arm down by the body will mean that the centre of mass is lower and the rest of the body will raise higher

Question 8

To maximise stability an athlete should…
A. Widen their base of support
B. Lower their centre of mass
C. Move their centre of mass further away from the edge of their base of support
D. A) and B)

Answer 8

All of them