TA18A –Teach AboutTA18A –Teach About

Earth and Its Earth and Its Moon Moon

Use with BrishLab ES18AUse with BrishLab ES18ADone By: CoachDone By: Coach

1- What is the 1- What is the differencedifference between between rotaterotate and and

revolverevolve?? Page 1Page 1

Para 2Para 2

1- What is the 1- What is the differencedifference between between rotaterotate and and

revolverevolve??

Earth rotates once a day, Earth rotates once a day, and revolves around the sun once a year.and revolves around the sun once a year.

Page 1Page 1

Para 2Para 2

1- What is the 1- What is the differencedifference between between rotaterotate and and

revolverevolve??

Earth rotates once a day, Earth rotates once a day, and revolves around the sun once a year.and revolves around the sun once a year.

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Para 2Para 2

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2- How does the 2- How does the positionposition of of EarthEarth, the , the MoonMoon and and

SunSun make for different make for different eclipseseclipses?? Page 1Page 1

Para 4Para 4

2- How does the 2- How does the positionposition of of EarthEarth, the , the MoonMoon and and

SunSun make for different make for different eclipseseclipses?? Page 1Page 1

Para 4Para 4

An eclipse is named after the object that An eclipse is named after the object that becomes hidden – solar or lunar.becomes hidden – solar or lunar.

2- How does the 2- How does the positionposition of of EarthEarth, the , the MoonMoon and and

SunSun make for different make for different eclipseseclipses?? Page 1Page 1

Para 4Para 4

An eclipse is named after the object that An eclipse is named after the object that becomes hidden – solar or lunar.becomes hidden – solar or lunar.

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3- What 3- What seasonseason is it when there are more is it when there are more directdirect

raysrays from the from the sunsun and and whywhy?? Page 1Page 1

Para 5Para 5

3- What 3- What seasonseason is it when there are more is it when there are more directdirect

raysrays from the from the sunsun and and whywhy?? Page 1Page 1

Para 5Para 5

When sun rays are more direct, it is summer When sun rays are more direct, it is summer because the Earth is heated more directly.because the Earth is heated more directly.

3- What 3- What seasonseason is it when there are more is it when there are more directdirect

raysrays from the from the sunsun and and whywhy?? Page 1Page 1

Para 5Para 5

When sun rays are more direct, it is summer When sun rays are more direct, it is summer because the Earth is heated more directly.because the Earth is heated more directly.

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4- What is a 4- What is a solsticesolstice and and howhow manymany timestimes a a yearyear

does it happen?does it happen? Page 1Page 1

Para 6Para 6

4- What is a 4- What is a solsticesolstice and and howhow manymany timestimes a a yearyear

does it happen?does it happen? Page 1Page 1

Para 6Para 6

During the solstice, the sun’s rays strike the During the solstice, the sun’s rays strike the surface most directly at either north or south surface most directly at either north or south

latitudes.latitudes.

4- What is a 4- What is a solsticesolstice and and howhow manymany timestimes a a yearyear

does it happen?does it happen? Page 1Page 1

Para 6Para 6

During the solstice, the sun’s rays strike the During the solstice, the sun’s rays strike the surface most directly at either north or south surface most directly at either north or south

latitudes.latitudes.Image Link

5- 5- WhyWhy do we do we seesee the the moonmoon in different in different phasesphases?? Page 2Page 2

Para 9Para 9

5- 5- WhyWhy do we do we seesee the the moonmoon in different in different phasesphases?? Page 2Page 2

Para 9Para 9

We see only the lighted portion We see only the lighted portion of the moon as it revolves the Earth.of the moon as it revolves the Earth.

5- 5- WhyWhy do we do we seesee the the moonmoon in different in different phasesphases?? Page 2Page 2

Para 9Para 9

We see only the lighted portion We see only the lighted portion of the moon as it revolves the Earth.of the moon as it revolves the Earth.

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6- 6- What What causescauses tidestides?? Page 2Page 2

Para 10Para 10

6- 6- What What causescauses tidestides?? Page 2Page 2

Para 10Para 10

The Sun’s and Moon’s gravity The Sun’s and Moon’s gravity pulling the oceans cause tides on Earth.pulling the oceans cause tides on Earth.

6- 6- What What causescauses tidestides?? Page 2Page 2

Para 10Para 10

The Sun’s and Moon’s gravity The Sun’s and Moon’s gravity pulling the oceans cause tides on Earth.pulling the oceans cause tides on Earth.

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7- 7- How How manymany highhigh tidestides and how many and how many lowlow tidestides

are there in a single are there in a single dayday?? Page 2Page 2

Para 11Para 11

7- 7- How How manymany highhigh tidestides and how many and how many lowlow tidestides

are there in a single are there in a single dayday?? Page 2Page 2

Para 11Para 11

There are two high tides and two low tides There are two high tides and two low tides a day – each about 6 hours apart.a day – each about 6 hours apart.

7- 7- How How manymany highhigh tidestides and how many and how many lowlow tidestides

are there in a single are there in a single dayday?? Page 2Page 2

Para 11Para 11

There are two high tides and two low tides There are two high tides and two low tides a day – each about 6 hours apart.a day – each about 6 hours apart.

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8- What is the 8- What is the differencedifference between a between a solarsolar and and

lunarlunar eclipseeclipse?? Page 2Page 2

Para 12Para 12

8- What is the 8- What is the differencedifference between a between a solarsolar and and

lunarlunar eclipseeclipse?? Page 2Page 2

Para 12Para 12

The order of the planet, sun and moon The order of the planet, sun and moon determine the kind of eclipse.determine the kind of eclipse.

8- What is the 8- What is the differencedifference between a between a solarsolar and and

lunarlunar eclipseeclipse?? Page 2Page 2

Para 12Para 12

The order of the planet, sun and moon The order of the planet, sun and moon determine the kind of eclipse.determine the kind of eclipse.

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8- What is the 8- What is the differencedifference between a between a solarsolar and and

lunarlunar eclipseeclipse?? Page 2Page 2

Para 12Para 12

The order of the planet, sun and moon The order of the planet, sun and moon determine the kind of eclipse.determine the kind of eclipse.

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9- 9- How is the How is the penumbrapenumbra differentdifferent than the than the umbraumbra in an in an

eclipse?eclipse? Page 2Page 2

Para 13Para 13

9- 9- How is the How is the penumbrapenumbra differentdifferent than the than the umbraumbra in an in an

eclipse?eclipse? Page 2Page 2

Para 13Para 13

The umbra is the darkest shadow and The umbra is the darkest shadow and the the ppenumbra is a enumbra is a ppartial shadow.artial shadow.

9- 9- How is the How is the penumbrapenumbra differentdifferent than the than the umbraumbra in an in an

eclipse?eclipse? Page 2Page 2

Para 13Para 13

The umbra is the darkest shadow and The umbra is the darkest shadow and the the ppenumbra is a enumbra is a ppartial shadow.artial shadow.

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10- 10- WhyWhy do we do we seesee eclipseseclipses for only a for only a shortshort period of period of

timetime?? Page 2Page 2

Para 15Para 15

10- 10- WhyWhy do we do we seesee eclipseseclipses for only a for only a shortshort period of period of

timetime?? Page 2Page 2

Para 15Para 15

The Sun, Earth and Moon are all The Sun, Earth and Moon are all moving fast so eclipses do not last long.moving fast so eclipses do not last long.

10- 10- WhyWhy do we do we seesee eclipseseclipses for only a for only a shortshort period of period of

timetime?? Page 2Page 2

Para 15Para 15

The Sun, Earth and Moon are all The Sun, Earth and Moon are all moving fast so eclipses do not last long.moving fast so eclipses do not last long.

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Wrap it upWrap it up: :

DrawDraw, , colorcolor and and labellabel a a lunarlunar eclipseeclipse and a and a solarsolar eclipseeclipse..

Wrap it upWrap it up: :

DrawDraw, , colorcolor and and labellabel a a lunarlunar eclipseeclipse and a and a solarsolar eclipseeclipse..

Image Link