Explain Why the Skin Appears Tanned,or Darker,after Spending Time in the Sun

question 23

Essay

Explain why the skin appears tanned,or darker,after spending time in the sun.

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Definitions:

Nickel

A hard, silvery-white metallic element with the elemental symbol "Ni" and atomic number 28, used in alloys and to galvanize iron.

Atomic Symbol

A one or two-letter notation used to represent an element on the periodic table uniquely.

Argon

A noble gas element with atomic number 18, colorless, odorless, and inert, used in lighting and welding due to its non-reactive nature.

Atomic Symbol

A one or two-letter notation representing an element on the periodic table.