Which is a charachteristic of coral reefs a. high biodiversity b. mountains c. few species d. low temperatures

How do ocean currents affect temperature? check all that apply. they carry cold water from the poles to the equator and cool air over land. they flow north and then south below the equator. they flow south and then north above the equator. they move warm water from the equator to the poles and heat air over land. they move east to west and create prevailing winds. they move west to east and create seasonal winds.

Which are evidence of the seafloor spreading? a. molten material b. magnetic stripes c. continental material d. drilled core samples e. ocean water samples

Horizon a is also sometimes called a. topsoil b. subsoil c. bedrock d. weathered bedrock