It Is Likely That an Increase in Global Temperature Would

question 68

Multiple Choice

It is likely that an increase in global temperature would result in an increase in cloud cover. Which of the following statements BEST describes the total impact of additional clouds on the Earth system?

• A) Clouds provide an exclusively positive- feedback response to warming.
• B) Clouds provide an exclusively negative- feedback response to warming.
• C) Clouds provide both positive- feedback and negative- feedback responses to warming.
• D) Clouds provide neither positive- feedback nor negative feedback responses to warming.

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Definitions:

Block Of Statements

A group of statements enclosed by brackets or delimited in some way that are executed together.

Selection Statement

Part of programming languages used to decide which actions to execute based on whether a condition is true or false, commonly seen as if-else or switch statements.

Arithmetic Expression

A combination of operands (variables, literal values, or function returns) and arithmetic operators that evaluates to a numeric value.

Assignment Expression

An expression that assigns the result of a computation or value to a variable.