C. when you can't achieve your goal due to events beyond your control
Answer: it reduces dependence on fossil fuels. Disadvantage: it would emit pollution into the air.
Answer:
you would die and be dead.....
Explanation:
The point at which all motion stops.
Uh so I'm no master at this subject, but all stuffs accelerate at 9.8 m/s squared. So you multiply the 9.8 and the 0.20 it's given for reasons unknown other than that's what I see in my notes... and that gives you 1.96 m/s squared.
As for B, I have no idea. I think you may multiply the 1.96 by 4. Tell me your thoughts and maybe we can work it out together