1. A rocket is fired vertically from the launch pad with a net accelevation of 20m/s². If the atmosphere is
approximately 100km thick and considering that the
acceleration is constant
a) what is the time it takes for the rocket to leave the
atmosphere?
b) What speed does the rocket reach at that time?

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?