A Projectile Is Shot from the Surface of Earth by Means

Multiple Choice

A projectile is shot from the surface of Earth by means of a very powerful cannon. If the projectile reaches a height of 35,000 m above Earth's surface, what was the speed of the projectile when it left the cannon?

A) 355 m/s
B) 505 m/s
C) 827 m/s
D) 710 m/s
E) 906 m/s