What is formed when water chemically combines with carbon dioxide

What’s this animal (picture is tagged) and where is it most likely to live, rainforest or desert?

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%