Question 19 (1 point)

Question

Question 19 (1 point)

The use of all possible joint movements that contribute to a task's objectives results in

Question 19 options:

the production of maximum force

the production of maximum inertia

the production of maximum effort

the production of maximum speed

Question 20 (1 point)
Torque is the rotary effect created by

Question 20 options:

a frictional force

a centric force

a ground reaction force

an eccentric (off-centre) force

Question 21 (1 point)
A mechanical device where the force is applied between the fulcrum and the load is a

Question 21 options:

first class lever

second class lever

third class lever

none of the above

Question 22 (1 point)
According to Newton's second law of motion (acceleration), a force applied to an object causes an acceleration of that object of a magnitude that is

Question 22 options:

directly proportional to the force itself

unrelated to the object's mass

inversely proportional to the object's mass

the same as the object's mass

Question 23 (1 point)
Resistance to a change in motion is known as

Question 23 options:

mass

gravity

friction

inertia

Question 24 (1 point)
When a basketball rests motionless on a gymnasium floor, the floor exerts an unequal and opposite force upward on the basketball.

Question 24 options:
True
False
Question 25 (1 point)
An example of Isaac Newton's first law of motion (inertia) would be

Question 25 options:

a basketball resting motionless on the floor

a rock traveling endlessly into outer space

a bowling ball rolling evenly down a lane

all of the above

Question 26 (1 point)
The greater the applied impulse, the greater

Question 26 options:

the increase in velocity

the increase in momentum

the increase in acceleration

the increase in force

Question 27 (1 point)
Which biomechanical principle would feature prominently in the case of a child beginning to walk?

Question 27 options:

conservation of angular momentum

stability

the impulse-momentum relationship

torque

Question 28 (1 point)
Which biomechanics principle would feature prominently the case of a trampolinist doing a spin in the air.

Question 28 options:

the impulse-momentum relationship

torque

conservation of angular momentum

stability

Question 29 (1 point)
Plantar flexion is an example of a

Question 29 options:

first class lever

second class lever

third class lever

none of the above

Question 30 (1 point)
The skill of a slap shot in hockey requires the use of joints in order from largest to smallest. This is an example of which biomechanical principle?

Question 30 options:

Velocity

Stability

Impulse

Force

Question 31 (1 point)
How stable or balanced an individual is while performing a task depends on

Question 31 options:

the mass and the centre of mass

the base of support

the position of the centre of mass

all of the above

Question 32 (1 point)
A cyclist coasting down a hill is an example of which of Newton's three laws?

Question 32 options:

Second Law

Class 3 Lever

Third Law

First Law

Answer 1

Question 19: the production of maximum effort

Question 20: an eccentric (off-centre) force

Question 21: first class lever

Question 22: directly proportional to the force itself

Question 23: inertia

Question 24: True

Question 25: all of the above

Question 26: the increase in momentum

Question 27: stability

Question 28: conservation of angular momentum

Question 29: third class lever

Question 30: Force

Question 31: all of the above

Question 32: First Law