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When the moon is all dark, it is called...
new moon
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When the moon is less than half lit it is called...
crescent moon
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When the moon is half lit it is called..
quarter moon
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when the moon is more than half lit it is called...
gibbous
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When the moon is all lit, it is called
full moon
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When the lit part of the moon is on the right it is called
waxing
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when the lit part is on the right, it is called...
waning
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Wanna see photo of the moon phases?
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How long does a full cycle of phases take?
1 month
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A new to full phase takes
14 days
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The phases of the Moon are caused by
the orientation of the Earth, Moon, and Sun
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You wanna see moon phase pic?
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If you were on the Moon, how often would you see the Sun rise?
about once per month
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lunar eclipse is
Moon is covered by Earth’s shadow
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solar eclipse when
Sun covered by Moon
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The phase of theMoon at a lunareclipse is
always full
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There could be a lunar eclipse everymonth if the
Moon's orbit were not tilted from the ecliptic
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The Moon
rotates once per orbit
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The phases of the Moon arecaused by
the orientation of the Earth, Moon, and Sun
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The run rises in ______ and sets in the ____
East, West
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Earth rotates once in
24 hours
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theNorth star is also called
Polaris
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wherever you are, straight overhead is called
zenith
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As a person moves from the equator toward the North pole, Polariswould
would get higher in the sky
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If I compared the position of theSun at noon in December versusJuly
the Sun would be higher in July
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If it is Winter in the Northernhemisphere (like Toledo), whatseason is it in the Southernhemisphere (like Australia)?
Summer
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What causes the seasons?
The Earth’s rota@on axis is @lted, and the changein distance causes our seasons
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What season in Toledowhen we are closest to Sun?
Winter
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Aphelion means
farthest away from sun
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Perihelion means
closest to the sun
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The earth is closest to the sun in
January
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Imagine a planet whose rotation axis is nottilted at all. How would you describe itsseasons?
no seasons at all
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Imagine a planet whose rotation axis is tilted all the way over. How would you describe its seasons?
more extreme than those on Earth
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Light has a range of energies
- red closer to infrared
- violet closer to ultraviolet
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You want to design glasses soyou can see animals at night. Theseglasses should convert
infrared photons to optical photons
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Radio telescopes are largerthan optical telescopes because
the atmosphere blocks most radio, sosignals are faint and we must collect morelight to detect signals
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