1. Topic: Seasons

2. Reasons for the Seasons
____

3. 2) ____

4. 3. ____
Known as ____

5. Equinoxes & Solstice

6. Seasons: Caused by --
Sun

7. Sun
Summer Solstice:
___

8. Summer Solstice: June 21 Sun Autumnal Equinox: September 21
Caused by revolution / tilt 23.5oN
Northern Hemisphere
Summer Solstice:
June 21
Sun
Autumnal Equinox:
September 21

9. Sun
Autumnal Equinox:
___

10. Winter Solstice: December 21 Summer Solstice: June 21 Sun
Caused by revolution / tilt 23.5oN
Northern Hemisphere
Winter Solstice:
December 21
Summer Solstice:
June 21
Sun
Autumnal Equinox:
September 21

11. Sun
Winter Solstice:
___

12. Vernal Equinox: March 21 Winter Solstice: December 21 Summer Solstice:
Caused by revolution / tilt 23.5oN
Northern Hemisphere
Winter Solstice:
December 21
Summer Solstice:
June 21
Sun
Autumnal Equinox:
September 21

13. Vernal Equinox:
___
Sun

14. Vernal Equinox: March 21 Winter Solstice: December 21 Summer Solstice:
Caused by revolution / tilt 23.5oN
Northern Hemisphere
Winter Solstice:
December 21
Summer Solstice:
June 21
Sun
Autumnal Equinox:
September 21

15. Final Questions
What is the date of the longest day of the year in the Northern Hemisphere and what season begins on that day?