§-Quick questions
QLDPhysical EducationUnit 1: Motor Learning, Functional Anatomy and Biomechanics in Physical Activity
Quick questions on Biomechanics for QCE Physical Education Unit 1
6short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is force?Show answer
Force is a push or a pull that changes motion, measured in newtons (N). Key force concepts in sport:
What are levers?Show answer
The body is a system of levers, with bones as lever arms and joints as fulcrums.
What is projectile motion?Show answer
A projectile in flight is acted on by gravity (downward) and air resistance (opposing motion). Three factors set the flight:
What is q1?Show answer
Define impulse and explain, using a gymnast landing from a vault, how increasing impulse time reduces the risk of injury. [3 marks]
What is q2?Show answer
A discus thrower wants to increase throwing distance. Using projectile motion principles, explain two changes that would increase range and justify each. [4 marks]
What is q3?Show answer
Identify the lever class operating at the elbow during a biceps curl, label the fulcrum, effort and load, and explain the trade-off this lever provides. [4 marks]
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