The earth's orbit is the path Earth takes as it does this around the sun.
What is revolve?
100
a large system of gases, dust, and stars
What is a galaxy?
100
a large object that orbits a star
What is a planet?
100
an enormous ball of superheated gas in space
What is a star?
100
This is the first phase of the moon.
What is a new moon?
200
The earth is said to do this as it turns or spins on its axis.
What is rotate?
200
This is a ball of rock, ice, and frozen gases with what appears to be a fiery tail
What is a comet?
200
These are the inner planets in order from the sun.
What are Mercury, Venus, Earth, and Mars?
200
This color is seen when looking at the hottest stars.
What is blue?
200
the amount of time it takes the moon to complete its orbit around Earth
What is about 29 and 1/2 days?
300
During this season, the North Pole is tilted away from the sun.
What is winter?
300
This piece of technology is valuable for studying objects in space because it takes clearer pictures than telescopes on Earth.
What is the Hubble Space Telescope?
300
This former planet is now considered a "dwarf planet" because it's much smaller than all other planets and has an orbit that crosses the orbit of another planet.
What is Pluto?
300
These are groups of stars that make imaginary pictures such as Orion, Ursa Major, and Ursa Minor.
What are constellations?
300
This is what occurs as the moon orbits Earth and we see different amounts of the moon's lit surface.
What are moon phases?
400
The earth experiences day and night because of this movement.
What is the rotation of Earth on its axis?
400
This separates the inner planets from the outer planets.
What is the asteroid belt?
400
This is the nickname given to the outer planets because they are made mostly of different gases.
What is the Gas Giants?
400
the color of the coolest stars
What is red?
400
We see this phase approximately two weeks into the moon's orbit around Earth.
What is a full moon?
500
These occur as Earth revolves around the sun due to different hemispheres of Earth being tilted toward or away from the sun.
What are seasons?
500
everything in space
What is the universe?
500
These are the outer planets in order from the sun.
What are Jupiter, Saturn, Uranus, Neptune
500
This is why we only see certain constellations at different times of the year.
What is Earth's orbit around the sun causes us to see different parts of space?
500
the moon is said to be doing this as it completes the first half of its orbit