A Rock,released at Rest from the Top of a Tower,hits

question 65

Multiple Choice

A rock,released at rest from the top of a tower,hits the ground after 1.5 s.What is the speed of the rock as it hits the ground? (g = 9.8 m/s² and air resistance is negligible)

• A)15 m/s
• B)20 m/s
• C)31 m/s
• D)39 m/s

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Definitions:

Adulthood

The stage of life when an individual is fully grown and has reached legal or biological maturity.

Subclavian Veins

Major veins on either side of the body that receive blood from the arms and transport it back to the heart.

Circulatory System

The body's system responsible for transporting blood, nutrients, gases, and waste products throughout the body, involving the heart and blood vessels.

Lymph

Fluid, derived from interstitial fluid, that is carried in lymphatic vessels.