DP Sports, Exercise and Health Science Questionbank
4.3.4. Explain that a change in body position during sporting activities can change the position of the centre of mass.
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20N.1.SL.tz0.19:
The diagram shows a high jumper performing a Fosbury Flop. During which phase is the centre of mass outside the athlete?
[Source: © International Baccalaureate Organization 2020.]
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21M.1.HL:.tz0.15:
The diagram shows a pole vaulter clearing the bar. Which number represents the correct position of the centre of mass?
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4th Ed., ©1993 Reprinted by permission of Pearson Education, Inc.]A. 1
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18N.1.SL.tz0.20:
What happens to the centre of mass when the basketball player prepares to shoot, moving from position A to position B?
[Source: adapted from sdart/iStock]
A. Does not move
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C. Moves downwards
D. Moves forwards
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18N.2.HL:.tz0.4c:
Diagram A, shows a gymnast balanced on a beam. In Diagram B, she is about to fall. Explain how a fall can be avoided by moving the body and therefore the centre of mass.
A
B[Source: © Ranko Bojanovic/123RF.COM]
