Day and Night
The Year
The Months
The Days
Random Facts
100
Causes day and night on Earth
What is rotation on its axis
100
The term for the Earth traveling 360 degrees around the Sun
What is a sidereal year
100
Based on the cycle of phases of the Moon
What is a month
100
The day of the week named for the Moon
What is Monday
100
The days of the week are based on these
What are the 7 heavenly bodies that are visible to the naked eye and are not fixed stars
200
The term for Earth to rotating 360 degrees on its axis
What is a sidereal day
200
The term for when the Sun rises in the same position on the horizon
What is solar year
200
The length of time it takes the Moon to rotate 360 degrees on its axis
What is 27.3 days
200
The day of the week named after Venus
What is Friday
200
The month of the year when Earth is closest to the Sun
What is January
300
The term for the Sun returning to the same point in the sky
What is a solar day
300
When the Sun's direct rays are on the equator and daytime and nightime hours are equal
What is an equinox
300
The length of time it takes the Moon to revolve around the Earth
What is 27.3 days
300
The day of the week named after Tuesday
What is Mars
300
Causes seasons
What is the change in the angle of the Sun's rays and duration of daylight hours, caused by the tilt of Earth's axis
400
The amount of time for a solar day
What is 24 hours
400
When the Sun's direct rays shine the farthest north or south of the equator, also meaning "to be still"
What is a solstice
400
The length of time it takes the Moon to complete a cycle of phases
What is 29.5 days
400
The day of the week named for the planet Jupiter
What is Thursday
400
The number of days in a Lunar year
What is 254 days
500
Length of time for a sidereal day
What is 23 hours, 56 minutes, and 4 seconds
500
The length of time for a solar year
What is 365 days, 5 hours, 48 minutes, and 46 seconds
500
The term for the period of time it takes the Moon to complete a cycle of phases
What is a synodic month
500
The day of the week named for the planet Mercury
What is Wednesday
500
A worldwide time system
What is UTC
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