1. Why is the "greenhouse effect" important for life on the earth?

A It keeps the sun's heat and light equal.

B It keeps the earth's air and water warm.

OC It protects the earth from solar radiation.

D It determines the position of the earth.

nd Use

What are three major factors that can affect local climate, changing climate regions?

How do you think causeways improved life for the Aztecs?

Infer If Earth's axis were not tilted, how would the seasons be affected?

Why do humans compete for territory?

Holes drilled several kilometers in earths crust provides direct evidence All subjects School level Unanswered

The less mass in a given volume of air, the a. more the air weighs. b. greater the air pressure. c. more dense the air. d. less dense the air.

Which is the most destructive kind of mass movement

What immediately happens to rainwater when it falls to earth? What eventually happens to it?

People who disagree with the government are arrested. Limited or Unlimited Government?

Imagine that you are a turf consultant and are being asked to recommend the best turfgrass type for a new high school football field in Phoenix. Which of the following Southwest turfgrass types would be your best recommendation? a. Perennial rye b.