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Page 1: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Moon PhasesMoon Phases

Page 2: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

How it works!How it works!

Half of the moon is Half of the moon is lit up at one timelit up at one time

The moon revolves The moon revolves around the Eartharound the Earth

We see different We see different sections illuminated sections illuminated depending on its depending on its positionposition

Page 3: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

As the moon rotates it appears to As the moon rotates it appears to be changing shape.be changing shape.

Page 4: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Moon PhasesMoon Phases

Causes by different angles from Causes by different angles from which we see the lighted portion which we see the lighted portion of the moon.of the moon.

Depends on moon positionDepends on moon position

As the moon revolves around As the moon revolves around earth different portions are lit up.earth different portions are lit up.

Page 5: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 6: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Lunar CycleLunar CycleMoon passes through 4 major shapesMoon passes through 4 major shapes

Takes 29.5 daysTakes 29.5 days

Phases always occur in the same orderPhases always occur in the same order–1. New Moon1. New Moon–2. First Quarter2. First Quarter–3. Full Moon3. Full Moon–4. Last Quarter4. Last Quarter

Page 7: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

New MoonNew Moon

Lighted side of the moon faces Lighted side of the moon faces away from earthaway from earth

Sun, Earth, and Moon are almost Sun, Earth, and Moon are almost in a strait line.in a strait line.

The moon we see looks very The moon we see looks very dark. (if we see it at all)dark. (if we see it at all)

Page 8: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

New MoonNew Moon

Page 9: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

First QuarterFirst Quarter

Right half of the moon is Right half of the moon is illuminatedilluminated

Left side appears darkLeft side appears dark

From new moon to first quarter From new moon to first quarter the illuminated section will slowly the illuminated section will slowly grow in sizegrow in size

Page 10: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

First QuarterFirst Quarter

Page 11: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Full MoonFull Moon

The lighted side of the moon The lighted side of the moon faces earth.faces earth.

Behind earthBehind earth

Sun, Earth, and Moon are Sun, Earth, and Moon are ALMOST in a straight line.ALMOST in a straight line.

Page 12: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Full MoonFull Moon

Page 13: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Last QuarterLast Quarter

Left half of the moon appears Left half of the moon appears illuminatedilluminated

Right half appears darkRight half appears dark

Moon will slowly disappear until Moon will slowly disappear until the new moon.the new moon.

Page 14: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Third QuarterThird Quarter

Page 15: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 16: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

WaxingWaxing

Moon is Moon is getting larger getting larger or growingor growingHappens Happens from new from new moon to full moon to full moonmoon

Page 17: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

WaningWaning

Moon is getting Moon is getting smaller or smaller or disappearingdisappearing

Happens from Happens from Full Moon to Full Moon to New MoonNew Moon

Page 18: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Other Moon PhasesOther Moon Phases

CrescentCrescent

Gibbous Gibbous

Page 19: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Crescent MoonCrescent Moon

Time from new Time from new moon to first moon to first quarter and from quarter and from last quarter new last quarter new moonmoon

Waxing Crescent Waxing Crescent MoonMoon

Waning Crescent Waning Crescent MoonMoon

Page 20: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Gibbous MoonGibbous Moon

Time from first Time from first quarter to full quarter to full moon and time moon and time from full moon to from full moon to last quarterlast quarter

Waxing GibbousWaxing Gibbous

Waning GibbousWaning Gibbous

Page 21: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 22: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Waxing or Waning???Waxing or Waning???

Page 23: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Waxing or Waning???Waxing or Waning???

Page 24: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

What Phase is it in?What Phase is it in?

First/Last First/Last quarter?quarter?

New Moon?New Moon?

Full Moon?Full Moon?

Crescent?Crescent?

Gibbous?Gibbous?

Page 25: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

1. Name That Moon???1. Name That Moon???

Page 26: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

2. Name That Moon???2. Name That Moon???

Page 27: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

3. Name That Moon3. Name That Moon

Page 28: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

4. Name That Moon4. Name That Moon

Page 29: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

5. Name That Moon???5. Name That Moon???

Page 30: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

6. Name That Moon???6. Name That Moon???

Page 31: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

7. Name That Moon???7. Name That Moon???

Page 32: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

8. Name That Moon???8. Name That Moon???

Page 33: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

9. Name That Moon???9. Name That Moon???

Page 34: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

10. Name That Moon???10. Name That Moon???

Page 35: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Warm Up Quiz!!!Warm Up Quiz!!!

Page 36: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Moon Phases

Page 37: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

How The Moon Works

Page 38: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Moon Phases by Mr. Parr

Page 39: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Moon Phase Rap

Page 40: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Eclipse Education

Page 41: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Solar Eclipse

Page 42: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Lunar Eclipse

Page 43: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

EclipsesEclipses

Happen when Sun, Earth, and Moon Happen when Sun, Earth, and Moon are in a perfect line.are in a perfect line.

Shadow of either Earth or Moon are Shadow of either Earth or Moon are cast on the other.cast on the other.

2 Types:2 Types:

–1. Solar1. Solar

–2. Lunar2. Lunar

Page 44: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Solar EclipseSolar Eclipse

Sun, Moon, and Earth are in a Sun, Moon, and Earth are in a perfectly straight line. perfectly straight line.

Moon’s shadow is cast upon Earth in Moon’s shadow is cast upon Earth in a specific spota specific spot

Possible only twice a yearPossible only twice a year

Partial or total depending on locationPartial or total depending on location

New MoonNew Moon

Page 45: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 46: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Eclipse Terms

Path of Totality: Path of the moon’s shadow during an eclipse. (200miles)

Umbra: The moon’s complete shadow. (total eclipse)

Penumbra: Moon’s partial shadow. (partial eclipse)

Page 47: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 48: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Eclipse Question???

Why don’t we get a solar eclipse every month?

Answer: The moon’s orbit is tilted 5 degrees. So only twice a year are the sun, moon, and earth in correct position.

Page 49: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 50: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Warm Up Questions???Warm Up Questions???

1. What phase is the moon in at a 90 1. What phase is the moon in at a 90 degree angle from the sun?degree angle from the sun?

2. Why don’t we get a solar eclipse each 2. Why don’t we get a solar eclipse each month?month?

3. What's the difference between the 3. What's the difference between the Umbra and Penumbra?Umbra and Penumbra?

4. How many times a year are solar 4. How many times a year are solar eclipses possible?eclipses possible?

Page 51: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Lunar EclipseSun, Earth, and Moon are in a straight line.

Earth’s shadow covers the moon

Visible to the whole dark side of the planet

3 Types:–1. Penumbral –2. Partial–3. Total

Page 52: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on
Page 53: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Penumbral Lunar Eclipse

Moon passes through Earth’s penumbral shadow

Hard to observe

Page 54: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Partial Lunar Eclipse

Part of the moon passes through the Earth’s umbra shadow.

Page 55: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Total Lunar Eclipse

Entire moon passes through Earth’s Umbra

Moon appears red

No blue light allowed

Page 56: Moon Phases. How it works! Half of the moon is lit up at one time The moon revolves around the Earth We see different sections illuminated depending on

Closing Questions???1. What type of eclipse is more common? Why?

2. What’s the difference between the umbra and penumbra?

3. Describe the alignment of earth, moon, and sun during each type of eclipse.

4. Why don’t we have an eclipse each month?

5. What are the three types of lunar eclipses?


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