Q1. Which one of these shows how to calculate the mechanical advantage of a lever? A
Effort arm × weight (resistance) arm
B
Effort arm ÷ weight (resistance) arm
C
Effort arm + weight (resistance) arm
D
Effort arm − weight (resistance) arm (Total 1 mark)
Q2. Which one of the following statements best describes the term ‘adduction’ at a ball and socket joint? A
The movement of a limb away from the midline of the body
B
The movement of a limb towards the midline of the body
C
The movement of a limb in a complete circle
D
The movement of a limb which increases the angle of a joint (Total 1 mark)
Q3. The diagram shows a basketball player jumping to execute a shot.
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