lesson 4 - phases of the moon€¦ · the phases of the moon are caused by the light from the sun...
TRANSCRIPT
Reflect, gibbous, crescent, waning, waxing
Lesson 4 - Phases of the moon
Reflect, gibbous, crescent, waning, waxing
Lesson 4 - Phases of the Moon
First task:
Discuss
What does the moon look like?
What must happen in order for us to see the moon?
Phases of the Moon
• State how the moon travels around the Earth.
• Describe how we can see the moon on Earth.
• Explain what the different phases of the moon are.
• Explain why we see different phases of the moon.
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What does the moon look like?
• Does it change?
• What does it looklike up close?
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What does the moon look like?
There are craters, mountain ranges and flat plains called ‘seas’.
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What does the moon look like?
Reflect, gibbous, crescent, waning, waxing
How do we see the moon?
Sunlight reflects off of the Moon
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How do we see the moon?
Just like how you are seeing the projector
Moon
SunEarth
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The Moon● The Sun and the Moon
look about the same size from Earth, but they are not.
● The Sun is about 400 times wider than the Moon but is 400 times further away!
● The Moon orbits the Earth once every 28 days.
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Phases of the moon
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
● The Moon reflects sunlight.
● We see different amounts of the bright side of the Moon as it moves.
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Phases of the moon
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
This is the view of the Moon from Earth.
new Moon
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Phases of the moon
This is the view of the Moon from Earth.
crescent Moon
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Phases of the moon
half Moon
This is the view of the Moon from Earth.
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
This is the view of the Moon from Earth.
gibbous Moon
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
This is the view of the Moon from Earth.
full Moon
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Phases of the moon
This is the view of the Moon from Earth.
gibbous Moon
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
This is the view of the Moon from Earth.
half Moon
Reflect, gibbous, crescent, waning, waxing
Phases of the moon
This is the view of the Moon from Earth.
crescent Moon
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Task
• Complete the handout
• Hint: Look at the direction of the Sun
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Task
• Interactive activity
Reflect, gibbous, crescent, waning, waxing
Questions
1. The Moon does not produce its own light - how can we see it?
2. How long does it take the Moon to orbit the Earth?
3. Why do we always see the same side of the Moon?
Reflect, gibbous, crescent, waning, waxing
Questions
1. The Moon does not produce its own light - how can we see it? Light from the Sun is reflected off the Moon
2. How long does it take the Moon to orbit the Earth? 28 days
3. Why do we always see the same side of the Moon? The Moon rotates on its axis at the same rate that the Moon orbits the Earth
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Task• Astronauts visiting
the Moon saw the ‘phases of the Earth’.
• Explain the phases of the Earth to a puzzled Moon creature.
Where is the rest of the Earth?