Kinesiology, 10/e

Nancy Hamilton, University of Northern Iowa
Kathryn Luttgens, Northeastern University

Locomotion: When Suspended and Free of Support

True-False Quiz

Please answer the following questions


1	In hanging activities, the muscles of the arm and shoulder girdle must contract to protect the joints.
		A)	True
		B)	False


2	The movement of a pendulum is produced by momentum.
		A)	True
		B)	False


3	As the pendulum swings downward, gravity causes its speed to increase.
		A)	True
		B)	False


4	The potential energy of the pendulum is greatest at the height of the swing and negative at the bottom.
		A)	True
		B)	False


5	The centripetal-centrifugal force in pendular movements increases as the mass or velocity increases and decreases as the radius increases.
		A)	True
		B)	False


6	The period of the pendulum is heavily influenced by its weight.
		A)	True
		B)	False


7	The time taken by the pendulum to make a single round-trip excursion is related to the length of the pendulum.
		A)	True
		B)	False


8	In support swings the center of gravity should be at the point of support.
		A)	True
		B)	False


9	Most rotary movements are initiated after the performer leaves the supporting surface.
		A)	True
		B)	False


10	A performer who is rotating about a horizontal axis in the air may initiate a twist about a vertical axis by tilting the body to one side.
		A)	True
		B)	False

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