Two Balls Have the Same Shape and Size but One

question 29

Multiple Choice

Two balls have the same shape and size but one is denser than the other. If frictional forces are negligible when they are dropped in air, which has the greater acceleration?

• A) The heavier ball
• B) The lighter ball
• C) They have the same acceleration
• D) The heavier ball if atmospheric pressure is high, they lighter ball if it is low
• E) The lighter ball if atmospheric pressure is high, the heavier ball if it is low

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Definitions:

Temporal Lobes

Portion of the cerebral cortex lying roughly above the ears; includes the auditory areas, each receiving information primarily from the opposite ear.

Motor Cortex

An area at the rear of the frontal lobes that controls voluntary movements.

Association Areas

Regions of the brain that integrate sensory and motor information, involved in higher mental functions such as learning, thinking, and creativity.

Association Areas

Regions of the brain that integrate information from different sensory inputs and are involved in higher mental functions like learning, thinking, and memory.