When Earth's Orbit Becomes More Circular (I

question 18

Multiple Choice

When Earth's orbit becomes more circular (i.e., compared with a more elliptical orbit) , the distance between Earth and the sun at aphelion _______. This change leads to a(n) _______ in the intensity of solar radiation at aphelion, and thus _______ seasonality.

• A) increases; increase; increases
• B) increases; increase; decreases
• C) decreases; increase; increases
• D) decreases; increase; decreases

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Definitions:

700 Hertz

A frequency of 700 cycles per second, often referenced in acoustics, signaling, or telecommunications.

1000 Hertz

A frequency of sound wave equivalent to 1000 cycles per second, often utilized in audio testing and applications.

Salivation

The secretion of saliva in the mouth, which is triggered by the presence or thought of food, aiding in digestion.

Extinction

In psychology, the gradual weakening and eventual disappearance of a conditioned response when the conditioned stimulus is no longer paired with the unconditioned stimulus.