QUESTION 20 Which of the following factors does not play a role in the formation of auroras near the geomagnetic north and south poles? a. The fact that air molecules emit light after being excited by subatomic particles b. The weak intensity of the magnetic field near either geomagnetic poles. O c. The increasing density of the atmosphere as charged particles penetrate more closely to the surface of the earth d. The solar wind e. The fact that the crust of the earth contains a relatively large percentage of ferromagnetic iron.

An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter15: Place And Time
Section: Chapter Questions
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QUESTION 20
Which of the following factors does not play a role in the
formation of auroras near the geomagnetic north and south
poles?
a. The fact that air molecules emit light after being
excited by subatomic particles
b. The weak intensity of the magnetic field near
either geomagnetic poles.
c. The increasing density of the atmosphere as
charged particles penetrate more closely to the
surface of the earth
d. The solar wind
e. The fact that the crust of the earth contains a
relatively large percentage of ferromagnetic iron.
Transcribed Image Text:QUESTION 20 Which of the following factors does not play a role in the formation of auroras near the geomagnetic north and south poles? a. The fact that air molecules emit light after being excited by subatomic particles b. The weak intensity of the magnetic field near either geomagnetic poles. c. The increasing density of the atmosphere as charged particles penetrate more closely to the surface of the earth d. The solar wind e. The fact that the crust of the earth contains a relatively large percentage of ferromagnetic iron.
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