Observations of young stars (as well as theory)tell us that when the Sun was young, the solar wind
A)blew outward only along the Sun's poles.
B)was about the same strength as it is today.
C)was nonexistent.
D)was weaker than it is today.
E)was stronger than it is today.

Question

Quizplus · Accepted Answer

Observations and theory suggest that when the Sun was young, its magnetic field was stronger than it is today, leading to a stronger solar wind. This is also supported by the fact that young stars with stronger magnetic fields tend to have stronger winds.

Observations of Young Stars (As Well as Theory)tell Us That