A Round Coin Has a Diameter of 19

question 60

Multiple Choice

A round coin has a diameter of 19.55 mm,a thickness of 1.55 mm,and a mass of 2.50 g.What is its density?

• A)5.37 × 10³ kg/m³
• B)21.5 × 10³ kg/m³
• C)1.34 × 10³ kg/m³
• D)2.68 × 10³ kg/m³
• E)1.86 × 10^-4 kg/m³

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Definitions:

Hypodermis

A layer of tissue directly beneath the skin, consisting of fat and connective tissues that insulate and protect the body.

UV Rays

Ultraviolet radiation, a type of energy emitted by the sun that can be harmful to skin.

Melanin Synthesis

The biological process by which the skin, eyes, and hair gain their color, involving the production of the pigment melanin by melanocytes.

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The probability of developing cancer, influenced by genetic, environmental, and lifestyle factors.