Why Do Skilled High Jumpers Lower Their COM on the Last

question 18

Multiple Choice

Why do skilled high jumpers lower their COM on the last step?

• A)to increase time of support between foot and ground
• B)to increase vertical velocity at take-off
• C)to increase impulse at take-off
• D)both to increase time of support between foot and ground and to increase vertical velocity at take-off
• E)all of these answers are correct

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Definitions:

Schizophrenia

A chronic and severe mental disorder affecting how a person thinks, feels, and behaves, often characterized by episodes of psychosis.

Control Delusion

A belief that one's thoughts, feelings, or actions are being controlled by external forces.

Persecution Delusion

A type of delusional belief where an individual thinks they are being plotted against, spied on, slandered, threatened, or deliberately victimized.

Guilt

A feeling of having done something wrong or failed in an obligation.