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Module 03  ·  0 of 5 answered
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03
Module 03 of 08

The Applied Sciences of Skating

Move beyond technique and understand the physics and physiology behind every movement. From the vestibular system and centre of gravity to Newton's Laws and roller skating gait — the science that makes you a more effective coach.

1
Question 01
4 points
True or False? Select the correct answer for each statement. Each correct answer earns 1 point.
All answers are found in the Applied Sciences section of Module 3. Read each statement carefully — some contain subtle reversals of the correct information.

1) Damage to the cerebellum can lead to a loss of coordination of motor movement.

2) The inner ear is composed of two parts: the cochlea for balance and the vestibular organ for hearing.

3) The cerebellum is located at the front of the brain.

4) Tactile receptors pick up sensations like pressure, vibration and texture through touch.

2
Question 02
5 points
Explain the difference between static and dynamic balance. Name the three peripheral sources the brain relies on to maintain balance, and for each one describe the specific role it plays while a participant is roller skating.
Think about what happens when any one of these three sources sends conflicting information to the brain during skating — this is mentioned in the manual and reinforces why all three matter.
Suggested structure

Static balance — definition: Dynamic balance — definition: Peripheral source 1, name and role during skating: Peripheral source 2, name and role during skating: Peripheral source 3, name and role during skating:

3
Question 03
4 points
Complete both sentences using the correct terminology from the manual. Then explain which skate stance offers the most stability for a complete beginner and why — your explanation must reference both Centre of Gravity (COG) and Base of Support (BOS).
The COG/BOS section includes diagrams of a skater in balance and losing balance. The most stable stance for a beginner is named in the manual with a clear reason.
Suggested structure

When COG falls WITHIN BOS, a person… When COG falls OUTSIDE BOS, a person… Most stable stance for a beginner: Why — referencing COG and BOS:

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Question 04
6 points
Identify the three planes of movement and the axis that corresponds to each. For each plane, name one specific RollerFitness exercise that operates in that plane and explain precisely why that exercise belongs there — which movements does it involve that define the plane?
The plane and axis table in your manual names specific RollerFitness exercises as examples for each plane. Use those as your reference — don't guess.
Suggested structure

Sagittal Plane: Corresponding axis: RollerFitness exercise: Why it belongs here — movements involved: Frontal Plane: Corresponding axis: RollerFitness exercise: Why it belongs here: Transverse Plane: Corresponding axis: RollerFitness exercise: Why it belongs here:

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Question 05
5 points
State Newton's Third Law of Motion and explain specifically how it applies to the roller skating push-off — describe the forces involved and the direction of each. Then identify two key differences between walking gait and roller skating gait, referencing the gait phases described in the manual.
The manual describes both the four-phase roller skating gait cycle and Newton's laws with skating-specific examples. Use the correct terminology from those sections.
Suggested structure

Newton's Third Law — definition: Applied to the skating push-off (forces and directions): Difference 1 between walking and skating gait: Difference 2: