either a surface 180 or Ariel 180
A frontside flip is where you do a frontside 180 and do a kickflip at the same time.
straight angle
Straight line
The easiest trick is either a front-side 180 or an ollie
This trick depends completely on your style.
Size 8.4-8.14 is good enough.
180 degree angle
with twin tips = 180 with regular skis = lui kang or safety
while in mid-air of the trick turn your body 180 degrees
maybe a storm flip=nollie frontside 180 heel late flip. by jerry hsu
a half-cab is when your foot is in the middle of the board and move 180 degrees, there is no such thing as full-cabs, just 360's