What function do plants have in the forest in the carbon cycle?

Which technically is nasa developing that will astronauts reach mars

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary