Earth's Two Chief Energy Sources for All of Its Heat

question 35

Multiple Choice

Earth's two chief energy sources for all of its heat and geologic processes are ________.

• A)oil and coal
• B)external solar radiation and internal decay of naturally radioactive elements
• C)tidal forces and wind
• D)wind and ocean currents

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Definitions:

First Attack

Refers to the initial occurrence or episode of a disease or disorder in an individual.

Teenagers

Individuals who are in the phase of life transitioning from childhood to adulthood, typically ranging from ages 13 to 19.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or both.

Asthma

A medical problem marked by narrowing of the trachea and bronchi, which results in shortness of breath, wheezing, coughing, and a choking sensation.