I got some questions that im blanking out on, if someone could tell me what forumla i use i would greatly appriciate it. 1 problem is about a space shuttle taking off that takes 200 seconds to reach its cruising speed of 11,200 m/s or 25 thousand mph, i have to find out at what rate it accelerates. 2. to calculate a G I divide the acceleration by 10 correct? 3. how do i calculate the weight of the rocket? I have the accelration, mass and force information of it i just need a formula 4. how can i calculate the air friction? its got 20% more magnitiude then the weight of the rocket.