MOON PHASESMOON PHASESParts of the Lunar CycleParts of the Lunar Cycle

Moon Phases ReviewMoon Phases Review During your 7During your 7thth grade year, you were taught a lot grade year, you were taught a lot

about the moon phases and seasons of Earth. about the moon phases and seasons of Earth. This PowerPoint and the Seasons one to follow This PowerPoint and the Seasons one to follow

next week should serve as a review to you.next week should serve as a review to you. Make sure you are writing everything in red for Make sure you are writing everything in red for

your notes. your notes. If you have any further questions, email Mrs. If you have any further questions, email Mrs.

Kettering at ckettering@nisdtx.orgKettering at ckettering@nisdtx.org

Moon PhasesMoon PhasesDuring the lunar cycle, you see different During the lunar cycle, you see different

portions of the daylight side of the moon.portions of the daylight side of the moon. It takes the moon about one month to go It takes the moon about one month to go

through its phases.through its phases.The sun lights up the moon, just as it lights The sun lights up the moon, just as it lights

up the Earth.up the Earth.The part of the moon you see depends on The part of the moon you see depends on

the moons position.the moons position.

Waxing and WaningWaxing and WaningBetween the Between the New MoonNew Moon and the and the Full Moon Full Moon

part of the Lunar Cycle, the Moon is called part of the Lunar Cycle, the Moon is called “Waxing”“Waxing” and the visible areas will be and the visible areas will be increasing from right to left.increasing from right to left.

Between the Between the Full MoonFull Moon and the and the New New MoonMoon, the Moon is called , the Moon is called “Waning”“Waning” and and the visible areas will be decreasing from the visible areas will be decreasing from right to left.right to left.

Moon PhasesMoon Phases Draw the following template in your notes. We will be filling it out as we go. We Draw the following template in your notes. We will be filling it out as we go. We

will start with the New Moon and go counterclockwise through the phases. As we will start with the New Moon and go counterclockwise through the phases. As we go through, you will need to go through, you will need to shade and labelshade and label the phases as appropriate. the phases as appropriate.

We will

start here!

New MoonNew MoonNew Moon New Moon - the part of the lunar cycle - the part of the lunar cycle

when the when the Moon is in-between the Earth Moon is in-between the Earth and Sun. The moon is not visible to us on and Sun. The moon is not visible to us on Earth because the Sun’s rays are hitting Earth because the Sun’s rays are hitting the opposite side of the moon than what the opposite side of the moon than what we see. we see.

Moon Phases – New MoonMoon Phases – New Moon Shade in the appropriate moon to resemble the New Moon.Shade in the appropriate moon to resemble the New Moon.

Shade this entire moon so that it looks black

Waxing CrescentWaxing CrescentWaxing Crescent Waxing Crescent - Just after the new - Just after the new

moon when moon when only a “crescent” shape is only a “crescent” shape is visible on the right sidevisible on the right side..

Moon Phases – Waxing CrescentMoon Phases – Waxing Crescent Shade the next moon to resemble the Waxing Crescent Moon. Shade the next moon to resemble the Waxing Crescent Moon.

Shade in the left side until there is only a crescent shape on the right side that is illuminated

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

First QuarterFirst QuarterFirst Quarter First Quarter – occurs about two weeks – occurs about two weeks

after the new moon. after the new moon. The right half of the The right half of the Moon is visible. Moon is visible. One fourth of the entire One fourth of the entire lunar cycle is over. lunar cycle is over.

Moon Phases – First QuarterMoon Phases – First Quarter Shade the next moon to resemble the First Quarter Moon. Shade the next moon to resemble the First Quarter Moon.

Shade in the entire left half of the moon, leaving the right half illuminated

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

Waxing GibbousWaxing Gibbous

Waxing Gibbous – phase that occurs after Waxing Gibbous – phase that occurs after the first quarter when you can see slightly the first quarter when you can see slightly more than half of the moonmore than half of the moon. “Gibbous” . “Gibbous” comes from the Latin meaning “Camel’s comes from the Latin meaning “Camel’s Hump”Hump”

Moon Phases – Waxing GibbousMoon Phases – Waxing Gibbous Shade the next moon to resemble the Waxing Gibbous Moon. Shade the next moon to resemble the Waxing Gibbous Moon.

Shade in a small portion of the left side and leave more than half of the moon illuminated.

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

Full MoonFull MoonFull Moon - Halfway through the Lunar Full Moon - Halfway through the Lunar

Cycle when the Sun and the Moon are on Cycle when the Sun and the Moon are on opposite sides of the Earth, but the entire opposite sides of the Earth, but the entire or “Full” moon is illuminated.or “Full” moon is illuminated.

Moon Phases – Full MoonMoon Phases – Full Moon You do not need to add anything to your drawing this time since the entire moon is illuminated.

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

Waning GibbousWaning GibbousWaning Gibbous - After the Full Moon Waning Gibbous - After the Full Moon

when slightly more than half of the Moon is when slightly more than half of the Moon is visible againvisible again. The moon’s illumination . The moon’s illumination begins to “shrink” from right to left. begins to “shrink” from right to left.

Moon Phases – Waning GibbousMoon Phases – Waning Gibbous Shade the next moon to resemble the Waning Gibbous Moon.Shade the next moon to resemble the Waning Gibbous Moon.

Shade in a small portion on the right side of the moon and leave more than half illuminated

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

Third (Last) QuarterThird (Last) QuarterThird Quarter Third Quarter - Nearing the end of the - Nearing the end of the

Lunar Cycle when Lunar Cycle when only the left half of the only the left half of the moon is visible. moon is visible. Three-fourths of the lunar Three-fourths of the lunar cycle is complete. cycle is complete.

Moon Phases – Third QuarterMoon Phases – Third Quarter Shade the next moon to resemble the Third Quarter Moon.Shade the next moon to resemble the Third Quarter Moon.

Shade in the right half of the moon and leave the left half illuminated.

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

Waning CrescentWaning CrescentWaning Crescent - The last phase of the Waning Crescent - The last phase of the

Lunar Cycle before the New Moon. Only a Lunar Cycle before the New Moon. Only a small crescent shape is visible on the left small crescent shape is visible on the left side.side.

Moon Phases – Waning CrescentMoon Phases – Waning Crescent Shade the next moon to resemble the Waning Crescent Moon.Shade the next moon to resemble the Waning Crescent Moon.

Shade in more than half of the right side, leaving only a crescent shape on the left side illuminated.

Make sure you are NOT shading the part of the moon that we see. You should be shading the parts of the moon that are NOT visible and leaving the parts that we DO see blank.

Solar EclipseSolar EclipseDuring a Solar Eclipse, the Moon moves During a Solar Eclipse, the Moon moves

between the Sun and the Earth. This between the Sun and the Earth. This causes the Moon to cast a shadow on the causes the Moon to cast a shadow on the Earth and temporarily block the Sun’s Earth and temporarily block the Sun’s light.light.

Lunar EclipseLunar EclipseDuring a Lunar Eclipse, the Earth moves During a Lunar Eclipse, the Earth moves

between the Sun and the Moon. This between the Sun and the Moon. This temporarily blocks light from reaching the temporarily blocks light from reaching the moon, often giving it a red appearance.moon, often giving it a red appearance.