How do humans affect the ocean conveyor belt?

Which objects allow humans to access groundwater? check all that apply.

Which types of seismic waves travel through earths interior? select all that apply. a) l waves b) p waves c) s waves

Which phrases describe oxygen's roles in earth’s atmosphere? check all that apply. allows fuels to burn forms clouds that produce rain is the gas that animals breathe is used by plants to produce food forms ozone that absorbs the sun's harmful rays