Because of the tilt of the earth, a. not all places receive the same amount of light at one time. b. there is a lack of light at the equator at the winter solstice. c. the polar areas are dark for the entire summer. d. all of the above

What causes the cycle of seasons on earth? the tilt of earth’s axis the shape of earth’s orbit the direction of earth’s orbit the distance between earth and the sun

Which statements about wells are true? check all that apply. a) wells bring groundwater from the unsaturated zone to the surface of the water. b) wells need to be drilled below the water table. c) if water is pumped from a well too quicky, the well may run dry. d) water from wells is generally not safe to drink. e) water gushes from artesian wells due to pressure.

Fertility and mortality rates are higher in more developed nations.