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Unit 1 Topic 2 Revision Flashcards | StudBud
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Unit 1 Topic 2 Revision
Unit 1 Topic 2 Revision
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Exam revision questions
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1
What is the unit used to measure force?
Newtons
m/s2
Mass
Acceleration
2
in throwing, the stabilisation of the front leg:
promotes accuracy in the throw
sets the gross height for the throwing action
enables maximum force production
all of the above
3
Stabilisation is important because it:
because horses like stables
your feet are in contact with the ground
sets the base of support to allow good summation of force
helps to increase the height of centre of gravity
4
A person is more stable when they have:
High centre of gravity
Short legs
A wider base of support
A narrow base of support
5
The rate at which an object changes its velocity
Mass
Force
Velocity
Acceleration
6
This is an example of
Rotation
Adduction
Supernation
Abduction
7
The most common lever in the human body is:
1st Class
2nd Class
3rd Class
4th Class
8
A lever is:
the resistance arm of an object
A rigid rod that rotates about an unfixed rod or axis
A rigid rod that rotates about a fixed point or axis
A resistance force
9
Muscles that work to stabilise joints are known as:
Agonists
Fixators
Antagonists
Isotonic
10
Any chance of motion is directly proportional to the applied force
This isn't even a Law Miss
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
11
which of the following behaves as a projectile?
a badminton shuttlecock during its flight
a basketballer standing at the free-throw line
a javelin thrower in their run-up before the throw
a high jumper approaching the bar
12
Calculate the force of an object with a mass of 60kg moving at 30 m/s
2
1800N
1800kg
18N
60N
13
Newton's 2nd Law is defined by the following formula
F = m÷a
T = fd
F = m × a
m = a × F
14
Flexion of the trunk is:
raising your upper leg forward
bending forward
bending backward
bending your head back
15
The flight path of a projectile is determined by:
height of release
angle of release
speed of release
all of the above
16
Process in which muscles located at one side of a joint relax to allow contraction
Reciprocal inhibition
Eccentric contraction
Concentric contraction
Insertion
17
Connects muscle to bone
Ligament
Joint
Fibre
Tendon
18
The heart is an example of:
Smooth muscle
Thoracic muscle
Skeletal muscle
Cardiac muscle
19
When a muscle contracts under load and shortens to produce tension, the type of contraction is:
istonic
isokinetic
concentric
isometric
20
What view of the body is this?
Inferior
Posterior
Anterior
Superior
21
The human skeleton and muscles work together to form the:
Anatomical position
Appendicular skeleton
Musculoskeletal system
Axial skeleton
22
Newton's Third Law states:
Gravity is going to stop an object from moving forward
F = m×a
For every action there is an equal and opposite reaction
For every action there is little to no reaction.
23
The product of mass and velocity of an object travelling in a straight line
linear momentum
circular momentum
angular momentum
conservation of momentum
24
What three laws of physics are useful for analysing sports and physical activities?
Newton's Laws of Motion
Linear forces
Medveczky's Laws
Bernoulli's Principal
25
inertia is:
resistance to change due to its mass and its radius of rot.
degree of difficulty in getting an object to move or stop
the speed at which something is moving
l = mr
26
Anatomical terms that refer to the back of the human body in the anatomical position include:
inversion
posterior
anterior
medial
27
The axial skeleton contains:
just the skull and spine
the limbs joined by the pelvis and shoulders
the shoulders, arms, elbows and hands
the skull, spine and ribcage
28
How many levers are there?
3
2
4
1
29
Flexion is:
Movement of the bones to point the toes
Increasing the angle between two bones
Movement of a bone around a central axis
Bending to decrease the angle between two bones
30
In anatomical language, which term best describes the femur and its relationship with the tibia
ventral
lateral
superior
inferior
31
The change in momentum that occurs when force is applied over a given time
impulse
acceleration
velocity
momentum
32
the centre of percussion of an object is also known as the:
Momentum
Coefficient of restitution
Sweet spot
Parabola
33
A concentric force is
the point on the body at which Earth's gravitational pull is
a force applied to one side of the centre of gravity
the point in space around which an object rotates.
a force applied through the centre of gravity of an object
34
How confident are you with this topic?
What topic have we been studying?!
All over it Miss
I get most bits, some I need more revision on
I'm drowning - send a life raft
35
An object's linear momentum is conserved until:
its centre of mass changes
an external force + or - its rotational inertia
an external forces increases or decreases its velocity
its radius of rotation changes.
36
A freely movable joint:
Hinge
Synovial
Gliding
Ball and socket