The Seasons

1. The Seasons

2. The Seasons • Revolves: when one object moves around another object.

3. The Seasons • Orbit: the curved path the Earth takes around the Sun.

4. The Seasons • Earth’s axis is tilted. Does the tilt change directions?

5. The Seasons • Spring begins March 21/22 and ends June 21/22. • Summer begins ____ and ends _____. • Fall begins ____ and ends _____. • Winter begins _____ and ends _____.

6. The Seasons • Why do the seasons change?

7. Seasons The Earth _________ around the Sun on a _______ _________. This and the Earth’s ________ ________ (path) is what gives Earth its four seasons. Tilted, axis, orbit, revolves, elliptical

8. Seasons • How does the Sun’s path change from season to season? • In the Summer the Sun’s path appears _____ in the sky. • In the Winter the Sun’s path appears _____ in the sky.

9. Seasons • How do days change from season to season? • During the _____ and _____ the days are longer. • During the ______ and ______ the days are shorter.

10. Seasons • During the _____ the Sun’s path appears ______ in the sky and the days are ______ and _______ because, the Earth is tilted ______ the Sun. Throughout the _____ the Sun’s path appears ______ in the sky and the days are ____ and _____, because the Earth is tilted ______ the Sun. • high, colder, opposite, longer, Summer, low, Winter, towards, warmer, shorter

11. Seasons • Equator: an imaginary line around the middle of the Earth that separates the Northern Hemisphere with the Southern Hemisphere.

12. Seasons • What causes places near the Equator to have the same temperature most of the year? • The Sun stays _____ in the sky all year, and the Sun’s ______ are _______ there.