A Cork Floats in Water in a Bucket Resting on the Floor

question 10

Multiple Choice

A cork floats in water in a bucket resting on the floor of an elevator. The elevator then accelerates upward. During the acceleration:

• A) the cork is immersed more
• B) the cork is immerse less
• C) the cork is immersed the same amount
• D) at first the cork is immersed less but as the elevator speeds up it is immersed more
• E) at first the cork is immersed more but as the elevator speeds up it is immersed less

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Definitions:

Brain Development

The process by which the brain grows and matures, involving changes in structure, function, and complexity.

Temporary Factors

Circumstances or elements that affect a situation or condition for a limited period before changing or ending.

Life-threatening Injury

A type of injury that poses an immediate risk to a person's life, requiring urgent medical attention to prevent death.

Brain Chemicals

Substances, including neurotransmitters and hormones, that are produced in the brain and affect mood, behavior, and cognitive functions.