What Mechanism Controls the Direction in Which a Comet''s Ion

question 144

Multiple Choice

What mechanism controls the direction in which a comet''s ion tail is aligned in space?

• A) the gravitational attraction of the tail material toward the giant planet Jupiter
• B) the flow of solar wind past the comet''s head
• C) the tail''s direction of motion because the tail simply trails behind the comet in its orbit
• D) the gravitational attraction of the tail material toward the Sun