How Is the Sunspot Cycle Directly Relevant to Us Here

question 39

Multiple Choice

How is the sunspot cycle directly relevant to us here on Earth?

• A) Coronal mass ejections and other activity associated with the sunspot cycle can disrupt radio communications and knock out sensitive electronic equipment.
• B) The sunspot cycle strongly influences Earth's weather.
• C) The Sun's magnetic field, which plays a major role in the sunspot cycle, affects compass needles that we use on Earth.
• D) The brightening and darkening of the Sun that occurs during the sunspot cycle affects plant photosynthesis here on Earth.
• E) The sunspot cycle is the cause of global warming.

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Definitions:

Deadly Effects

Refers to the harmful outcomes or mortal impacts that can result from certain actions, substances, or situations.

Barbiturates

A class of drugs that are used as sedatives and hypnotics, which can depress the central nervous system.

"Downers"

Slang term for depressant drugs, which are substances that reduce arousal and stimulation in the user, often inducing relaxation.

Economic Cost

The total cost of choosing one action over another, including both direct costs and any lost opportunity costs.