Indica and sativa

this is prolly a retarted question but ill ask it anyway...

*What the difference between indica and sativa weed?

i no indica and sativa is mainly where they r from or w/e, but i wanna no whats the difference in there highs? does one of em make u tired, happy, trippy? i always see plants that are like.. 30%indica 70%sativa or w/e, but wat is the difference between the two?, thanks!

indica is more couchlock, sativa more up and energetic, the best is somewhere in the middle for most people.