total noob question

wats the difference between sativa and indica? im new to all this so please help me out

Indica plants have fat leaves short bush more of a indoor type of plant the high is like a heavier sleepy high.

Sativa plants have thin leaves and short bush better for outdoor because they grow bigger than Indica plants the high is more energetic.

so how can you tell if the bud you have is either one of those ?

by smoking the shit and feeling what kind of high