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Question 1

HLPaper 1

Which two interfacing surfaces have the lowest coefficient of friction?

Question 2

HLPaper 2

1.

The diagram shows a shot putter.

Identify two possible benefits of genetic screening in shot put.

[2]

2.

Using sporting examples, distinguish the physiological characteristics of high-intensity and endurance activities.

[4]

3.

A 1500 m runner accelerates at the start of a race until they reach their desired speed. In the final stage, they sprint towards the finish line. After the race, they perform an active recovery. Explain the phenomena of oxygen deficit and oxygen debt (EPOC) during and after the race.

[4]

4.

Explain why an elite basketballer would be able to process relevant sporting signals more effectively than a novice.

[4]

5.

Using examples, describe how three different types of drag can be reduced in swimming.

[6]

Question 3

HLPaper 1

What is friction?

I. A force that acts parallel to two surfaces in contact
II. A force that opposes relative motion
III. A force that acts through the centre of mass

Question 4

HLPaper 2

1.

Outline characteristics of performance outcome model of qualitative biomechanical analysis for an individual sports technique.

[3]

2.

Distinguish between the movement permitted in different types of joints.

[3]

3.

Define delayed onset muscle soreness (DOMS).

[1]

4.

Outline components of a resistance training session in order to reduce DOMS.

[2]

5.

Analyse factors that decrease drag for a road cyclist.

[5]

6.

Explain sliding filament theory after acetylcholine (ACh) increases muscle membrane permeability.

[6]

Question 5

HLPaper 2

1.

Apply Newton’s second law of motion to the distance travelled by a golf ball after beingstruck.

[4]

2.

Outline how the Bernoulli principle affects a golf ball in flight.

[5]

3.

Outline different types of drag and ways they can be reduced in swimming.

[6]

4.

Discuss reasons for recovery following a soccer game.

[5]

Question 6

HLPaper 1

What is the relevant force acting on the athlete identified as X in the diagram?

Question 7

HLPaper 1

Which has the lowest coefficient of friction?

Question 8

HLPaper 2

1.

Define the term centre of mass.

[1]

2.

The diagram shows a gymnast performing a piked somersault.

www.gymdrills4profs.com.

Explain the manipulation of the moment of inertia during the flight and landing phases.

[4]

3.

The diagram shows a speed skater.

Apply the concept of the coefficient of static friction and dynamic friction to the start of a speed-skating sprint.

[2]

Question 9

HLPaper 1

Which force is represented by the arrow in the free-body diagram?

Question 10

HLPaper 2

1.

Analyse the factors that affect drag for a road cyclist.

[5]

2.

Using an example from sport, outline a closed skill.

[1]

3.

Compare and contrast the motor skill classifications of a boxer and a road cyclist.

[4]

4.

Analyse how a road cyclist plans a macrocycle using periodization.

[3]

Topic 10 - Friction and Drag (HL)

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