At Point B the 100kg roller coaster car will have 3000 Joules of Kinetic energy. How much potential energy did the car have at Point A? Select one:
300 Joules
Not enough information
0 Joules
3000 Joules

from

explanation:

wind is defined by the direction it blows from.   for example, a wind blowing from north to south is called a northerly wind.

answer///terminator or twilight zone;

one "light year" is the distance that light travels, through vacuum, in one julian year.   that's 365.25 days, of 24 hours each.