A rocket with mass 1000kg accelerates upwards at a rate of

Question

Solve the all parts of given question:

Question: A rocket with mass 1000kg accelerates upwards at a rate of 20m/s².

Part A: How long does it take before it is going at the speed of sound (334 m/s)?

Part B: How long does it take before the rocket is at a height of 100km?

Part C: When it reaches the height of 100km, how fast is it going?

Part D: What is the net force acting on the rocket as it is rising?

Part E: The rocket engines then turn off and the rocket is in free fall, What is the net force acting on the rocket.

Any help I can get on this question.