A Pot Falls from a Ledge and Hits the Ground

question 11

Multiple Choice

A pot falls from a ledge and hits the ground 45 m below. The speed with which it hits the ground is

• A) about 120 m/s.
• B) about 30 m/s.
• C) about 60 m/s.
• D) more than 120 m/s.

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Definitions:

Back Pain

Discomfort or pain located in the back, which can result from a variety of causes, including muscle strain, spinal abnormalities, or nerve compression.

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A broad category of sleep disorders that includes problems with falling asleep, staying asleep, or experiencing restful sleep.

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The period of embryonic and fetal development in the uterus from conception until birth.

Insomnia

is a sleep disorder characterized by difficulty falling and/or staying asleep.