| A | B |
| equinox | equal amounts of sunlight north and south of equator |
| elliptical shape | our orbit around the sun |
| counterclockwise | the Earth rotates this direction |
| rotate | INTO light and dark |
| revolve | AROUND the sun |
| orbit | the path the Earth follows around the sun |
| winter | Northern Hemisphere is tilted AWAY from the sun |
| sunrise | when Colorado rotates INTO the sun |
| day/night | because the Earth rotates on its axis |
| seasons | revolve AROUND the sun and sometimes the North and South |
| long shadows | sun is lower towards the horizon |
| revolution | 1 revolution around the sun = one year |