Some Minerals Glow When Illuminated with Ultraviolet Light Because

question 31

Multiple Choice

Some minerals glow when illuminated with ultraviolet light because

• A)ultraviolet photons boost atomic electrons in the mineral to higher energy states.
• B)ultraviolet photons have high energy.
• C)of selective reflection.
• D)of selective transmission.
• E)none of the above

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Definitions:

Equilibrium Price

The price at which the quantity of a product offered is equal to the quantity of the product in demand.

Price Ceiling

A price ceiling is a government-imposed limit on how high a price can be charged for a product, service, or commodity, often intended to protect consumers from high prices.

Price Ceiling

A government-imposed limit on how high a price is charged for a product, above which it cannot legally rise.

Laissez Faire Policy

An economic doctrine stressing minimal government intervention in the marketplace, advocating for free markets to regulate themselves.