Moon Phases
What is larger a gibbous or crescent moon?
Gibbous
What is the center of our solar system?
The Sun
The word for Earth's spinning in place on its axis.
rotate / rotation
What are the two types of eclipses?
solar eclipses and lunar eclipses
List the Earth, Moon, and Sun in size order from smallest to largest.
Moon, Earth, Sun
What percent illuminated is a new moon phase?
0%
How does light from the sun move?
Light from the sun moves in straight lines.
The TWO words we can use to say how the Earth moves around the sun.
orbit , revolve
How are solar and lunar eclipses different?
During a solar eclipse, the sun appears dark because the Moon is blocking the sun's light from reaching Earth.
During a lunar eclipse, the Moon appears dark because the Earth is blocking it from the sun's light.
The Earth, Moon, and sun work together as a ...
system.
What is the moon phase after a full moon?
(waning) gibbous
What is the force that keeps the Moon orbiting Earth, and the Earth orbiting the sun?
Gravity.
Gravity causes smaller (less massive) objects to orbit larger (more massive) ones.
THROWBACK THREE HUNDRED!
What is the word that describes a planetary body that can support life?
The word is habitable, or habitability.
What is the order of the three bodies (Earth, Moon, and Sun) when a solar eclipse occurs?
sun, Moon, Earth
How long is the moon cycle or how long does it take moon to orbit Earth?
It takes about 29 1/2 days or one month for the Moon to orbit Earth.
What is the Moon phase after the new moon?
(waxing) crescent
How long does it take for Earth to revolve around the Sun?
It takes about 365 days or one year for Earth to revolve or orbit around the sun.
It takes this much time for the Earth to rotate once on its axis.
It takes one day or about 24 hours.
What is the order of the three bodies (Earth, Moon, and Sun) when a lunar eclipse occurs?
Sun, Earth, Moon
From Earth, the ____________ (border between light and dark on the Moon) seems to ___________.
terminator, change or move
What is the moon phase when the moon is between the Earth and the sun in a straight line?
What does the moon look like?
new moon
The Moon cannot be seen.
Earth's revolving around the sun causes (choose one)
day and night.
OR
seasons.
Earth's revolving around the sun causes the Earth to have seasons.
Earth's rotation causes (choose one)
day and night.
OR
the seasons.
Earth's rotation causes day and night.
Why don’t solar eclipses occur every new moon?
The Moon’s orbit around Earth and Earth’s orbit around the Sun are not in the same plane, so the three bodies only line up occasionally.
Why can't Eric Wu take photos of Moon features on any clear night?
Because different parts of the Moon are illuminated at different times in the month, the features he wants to photograph may or may not be visible on just any night.
Eric has to know about how the appearance of the Moon changes throughout the month and take the photos when the features he's looking for will be illuminated.