What causes the tides?

the wobbling of the earth on its axis
the tilt of the earth on its axis
unequal heating of the earth’s surface
gravity of the moon and sun

Twind is considered to be an abiotic factor because it.?

Why is it important to study each branch of earth science?

When the cell concentrates potassium within, against the natural tendency of matter, it is performing a.passive diffusion b.facilitated diffusion c.active transport d.pinocytosis