The height difference is found by

Then the change in potential energy is
Answer:
9. The Sun's Gravity
10. The core is the densest layer
Nothing at all it can't get
smalljnnñj
The velocity is 4374.45 m/s.
I got the answer by using v=d/t.
20,000meters / 25min= 4,374.45 m/s.
The height of the tower and the distance from its base form a right angle triangle. Thus,
tan(∅) = height / base
tan(28.81) = height / 1,000 m
height = 549.98 meters