What is carbon oxygen cycle? Explain in your own words

During photosynthesis ,plants gives off oxygen as a evaste product .carbon dioxide moves from the our into the leavesof plants through tiny openings in the plants leaves

ahaha 8

my answer has to be at least 20 characters so here are the rest of the characters lol

hi there!

question - how does mountainous terrain affect settlements in a region? choose all answers that are correct.

groups trade with each other regularly.

people travel from settlement to settlement.

why: since they travel to go trade or visit it may be harder to get there because of the mountainous terrain.

hope this : )