an imaginary line that runs through the Earth's center from the North to the South Pole

a complete trip of Earth around the sun

the layer of gases that surrounds Earth

one of two days each year when the sun reaches it's northernmost of southernmost point

one of the two days each year when the sun is directly overhead at the Equator

the average weather conditions in an area over a long period of time

the water that falls on Earth as rain snow, sleet, hail, or mist

an area that receives reduced rainfall because it is on the side of a mountain facing away from the ocean