I need help with number 2 pls it’s a quiz grade

A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?

The substances that are necessary for producing of certain hormones and that store and transport vitamins

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created