Homework Statement
Two powerless rockets are on a collision course. The rockets are moving with speed v = 0.800c (rocket 1) and v = -.600c (rocket 2) and are initially 2.52 * 10^12m apart as measured by Liz, an Earth observer. Both rockets are 50m long as measured by Liz.
a) What are their...
GPA is almost everything when it comes to transferring from a community college. SATs typically aren't even considered, and with 60 credits HS transcripts aren't considered either except to meet requirements for subjects such as foreign language and government. The GPA requirements are lax...
This wouldn't allow an ion based engine to achieve SSTO because ion engines aren't used to lift off Earth. Their thrust to weight ratio is too low to be useful there, though it could be useful once the craft is in space.
Have you looked into Hyperreals? They provide an extremely intuitive (and correct!) way of working with differentials. With some calculus background it shouldn't take you more than a day to get the hang of either.
http://www.math.wisc.edu/~keisler/calc.html
IIRC there was a post in some other forum on here about the Japanese actually planning on doing this. No idea where it went and can't find it, so take the numbers that I remember with a grain of salt, but they did address some of the points Mech_Engineer brought up. They were using a particular...