Which of these is a metamorphic rock?
a. gneiss
b. granite
c. sandstone

Which of the following statements best explains the relationship between medicines and concerns about the shrinking of the amazon rainforest?

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.

What was istanbul called before he ottomans conquered the city in the 15th century