Multiple Choice
Earth's surface is protected from solar wind and cosmic radiation by ________.
A) Earth's gravitational field
B) Earth's magnetic field
C) a large,metallic shield launched into orbit by NASA in the 1960s
D) a powerful stream of ions emitted by the Sun
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: The distinction between the crust and the
Q7: The lithosphere is composed of the<br>A) crust
Q43: The figure below shows the hypsometric curve
Q44: The image below shows an example of
Q45: During a journey to the center of
Q46: In general,seismic (earthquake-generated)waves travel _ in the
Q47: The density of rocks is generally related
Q50: As compared to ultramafic rocks,mafic rocks have
Q50: Which of the following is NOT an
Q58: Most of the ocean floor is made