The Earth
What hemisphere are we located in?
Northern Hemisphere
The yellow star in our solar system is known as the...
The direction that the Earth rotates and orbits around the sun.
Counter-Clockwise
The star that never appears to move in the sky.
North Star
How many seasons does Earth have?
If it's summer in the northern hemisphere, then it's _________ in the southern hemisphere.
Winter
Are we closer or further away from the Sun in the summer?
Further
This happens every 4 years; This is the reason why we occasionally have an extra day during February (Feb. 29th)
Leap Year
How long is a year?
365.25 or 365 1/4 days
This phase occurs when the entire Moon is visible from Earth.
Full Moon
Tilt
The sun rises in the ________ and sets in the ________.
The term we use for how the Earth spins in place.
Rotation/Rotates
The term we use for how the Earth moves around the Sun.
Orbit/Revolution
states that an imaginary line connecting a planet to the Sun sweeps out equal areas in equal intervals of time.
Kepler's 2nd Law
How many degrees is Earth's tilt?
23.5
What is the name for the phenomena that shows the common point of where two or more celestial bodies orbit each other.
Barycenter
The change in temperature, hours of sunlight, and weather over the course of a year.
Seasons
Kepler's 1st law describes what...
The Law of Ellipses- planets revolves around the Sun in an elliptical path
How many days does it take for the moon to go through all of its phases (a.k.a moon cycle)?
29.5 days
What season is it in July in Australia?
Winter
Why are the Tropics of Cancer and Capricorn important?
They are the places on earth that get the most direct sunlight in Summer and Winter.
These are the longest and shortest days of the year.
Solstice (Summer and Winter Solstice)
These are the days during the year when we have almost the same hours of daylight and same hours of darkness.
Equinox (Spring and Fall Equinox)
The leading theory about how our solar system was formed...
Nebular Theory