Earth's magnetosphere ____________.
a. shields us from the solar wind.
b. has a radius approximately 5 times the radius of Earth.
c. is essential to the formation of auroras.
d. extends far into space beyond Earth's atmosphere.

Explanation: The magnetosphere shields our home planet from solar and cosmic particle radiation, as well as erosion of the atmosphere by the solar wind - the constant flow of charged particles streaming off the sun. ... It is generated by the convective motion of charged, molten iron, far below the surface in Earth's outer core.

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Earth's magnetosphere ____________. a. shields us from the solar wind. b. has a radius approximately 5 times the radius of Earth. c. is essential to the formation of auroras. d. extends far into space beyond Earth's atmosphere.

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Earth's magnetosphere ____________.
a. shields us from the solar wind.
b. has a radius approximately 5 times the radius of Earth.
c. is essential to the formation of auroras.
d. extends far into space beyond Earth's atmosphere.