Question

How would earth move if the sun including its gravity suddenly disappeared? Explain your answer.

Answer 1

The earth would go in a straight line tangent to it's current rotation of the sun as the sun is no longer pulling it in causing the elliptical in the earths rotation. Without the gravity pulling it in, the earth would simply go flying off into space.

Answer 2

No it will not the sun will say the same but it will be more hot than what it is because the shadow from the earth will not be right their.