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Phases of the Moon
Eclipses
Seasons
Tides
100
The phase of the moon that appears following a waning crescent.
What is a new moon.
100
What is the dark shadow in an eclipse called?
The umbra
100
What is the term for when the length of day and night are equal?
Equinox
100
What moon phases cause spring tides?
A full or new moon
200
What is the average number of days each moon phase appears?
3.5 days
200
What is the lighter shadow in an eclipse called?
The penumbra
200
What is a solstice?
When the Earth is furthest from the sun resulting in a longer day/shorter night or shorter night/longer day
200
The difference between a high tide and a low tide in height
What is a tidal range?
300
What is the amount of the moon that receives light from the sun?
50%
300
What is the relative positions of planetary bodies during a lunar eclipse?
The sun, the Earth, the moon
300
What are the two causes of seasons?
Earth's tilt on its axis and the revolution of Earth around the sun
300
When the range between tides is at is lowest point in a 28 day period usually occurring twice.
What is a neap tide?
400
What is the cause of the phases of the moon?
The rotation of the Earth, the rotation of the moon, and sunlight.
400
What is relative positions of the planetary bodies during a solar eclipse?
The sun, the moon, and the Earth
400
What is the season in the northern hemisphere when it is summer in the southern hemisphere?
Winter time in the northern hemisphere
400
The "lump" of water created by the gravitational pull of the moon and the sun on the Earth
What is the tidal bulge?
500
What is the difference between waxing and waning?
Waxing is the moon going from new to full. Waning is the moon going from full to new.
500
What is the moon phase when a lunar eclipse would be visible?
During a full moon
500
What is the length of each season?
Three months
500
How can you predict future tides?
By determining the moon phase and looking at past tidal records for the area.