Cities have both negative and positive effects on the environment.

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.

Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian

The earth rotates on its axis and revolves around the sun every