A prognostic Chart:

question 101

Multiple Choice

A prognostic chart:

• A) is used to pinpoint the current location of fronts.
• B) displays numerical forecasts for future conditions in precipitation, wind speed, and upper air flow.
• C) is used to explain the causes of thunderstorms as they are happening.
• D) evaluates past weather conditions to predict future ones.

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Definitions:

Dichloromethane

A volatile organic compound with a formula CH2Cl2, commonly used as a solvent and in chemical synthesis.

Initiation Step

The first step in a chain reaction mechanism in which reactive species capable of propagation are generated.

Chlorination

A chemical reaction where chlorine is added to another substance, often used in the synthesis of organic compounds and as a method for water disinfection.

Methane

A simple hydrocarbon with the formula CH4, representing the simplest alkane and the main component of natural gas.