Phases of the Moon

1. Phases of the Moon Why we see What we see When we see it! There is a METHOD to the MADNESS!

2. SPI and Objective • S2005(6) 9. Identify the moon's phases. • Objective: Identify all 8 phases of the moon.

3. Moon Facts • The moon is not stationary! It revolves around the Earth. • The moon orbits around our planet. • Light from the moon is a reflection of light from the Sun.

4. Our Month • It takes the moon approximately 29 daysto orbit the Earth. • That’s about one Earth MONTH (a lunar month!)

5. The Moon’s Phases • There are 8 phases of the moon. • Each phase lasts for 3-4 days

6. The basic phases: New moon New When it happens: Beginning of the Lunar month. (Day 1-2) What we see: We see the unlit side of the moon.

7. What it looks like: New Moon Look from Earth

8. The basic phases: Full Moon Full When we see it: Middle of the Month (day 14-15) What we see: We see the litside of the moon

9. What it looks like: Full moon Look from Earth

10. Quarter Moon • Wesee halfof the moon lit. • Quarter moon occurs halfway between New Moon and Full moon • We call the quarter moons First Quarter and 3rd/Last Quarter.

11. First Quarter Look from Earth

12. Last Quarter Look from Earth

13. What it looks like

14. Mini Quiz B A • ____ New Moon ____ Full Moon A. B.

15. Professor Quizmo Let’s See What U Have Learned • A. New Moon • B. Full Moon __Which phase occurs in the middle of a month? __Which phase occurs in the beginning of a month? __When we see the unlit portion of the moon. __ When the whole moon is illuminated. B A A B

16. The Phases In Between • The phases in between are named by how much light they have and their shape.

17. The Waxing Phases • Waxing means “Growing.” (Light on Right) • From Day 1 to Day 15 the moon appears to be growing. • Waxing Crescent • Waxing Quarter (Half) • Waxing Gibbous

18. New Moon to Full Moon • Beginning of Month to the Middle of Month • Day 1-15 Full New Waxing Crescent Waxing Gibbous 1st Quarter (Half)

19. Mini Quiz ____ Waxing Crescent ____ 1st Quarter (Half) ____ Waxing Gibbous A. B. C. B A C

20. Professor Quizmo Growing The word “Waxing” means __________. The next phase after the new moon is called __________ ___________. The phase just before the full moon is called the ___________ ___________. Waxing Crescent Waxing Gibbous

21. The Waning Phases • Waning means “Shrinking.” • From Day 15 to Day 29 the moon appears to be shrinking. • Waning Gibbous • Waning 3rd Quarter • Waning Crescent

22. Full Moon to New Moon Waning 3rd Quarter Waning Gibbous Waning Crescent New Full • From Middle of Month to the Beginning of New Month • Day 16-Day 29

23. Mini Quiz C ____ Waning Crescent ____ Waning 3rd Quarter (Half) ____ Waning Gibbous A. B. C. A B

24. Professor Quizmo Shrinking The word “Waning” means __________. The next phase after the full moon is called __________ ___________. The phase just before the new moon is called the ___________ ___________. Gibbous Waning Crescent Waning

25. Contrast: Waxing & Waning WaxingWaning Lit on Right Side of Moon Lit on the Left Side of Moon

26. The Big Picture