Choose the One Alternative That Best Completes the Statement or Answers

question 398

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
The Richter scale converts seismographic readings into numbers for measuring the magnitude of an earthquake according to this
function $$M ( x ) = \log \left( \frac { x } { x _ { 0 } } \right) , \text { where } x _ { 0 } = 10 ^ { - 3 } .$$
-What is the magnitude of an earthquake whose seismographic reading is 6.6 millimeters at a distance of 100 kilometers from its epicenter? Round the answer to the nearest tenth.

• A) 2.8
• B) 3.8
• C) 2.5
• D) 819.5

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Definitions:

Terpenes

A large and diverse class of organic compounds produced by a variety of plants, especially conifers, which are often strong smelling and used in natural roles as protection against herbivores, insects, and pathogens, as well as in perfumes, spices, and pharmaceuticals.

Sesquiterpene

A category of terpenes composed of three units of isoprene, bearing the molecular formula C15H24.

Steroid

A type of organic molecule characterized by a specific carbon structure with four fused rings, playing crucial roles in biological processes.

Steroid

A type of organic molecule with a characteristic arrangement of four cycloalkane rings joined together; important in cell membrane structure and signaling.