This is the planet that is closest to the sun.
What is Mercury?
The sun is the center of this system.
What is the solar system?
The actual shape of an orbit?
What is an ellipse?
This keeps the planets from flying out of the solar system.
What is gravity?
This is the saying to remember the order of the planets away from the sun.
What is My Very energetic mom just served us nachos?
This is the 3rd planet from the sun.
What is earth?
These are inner planets.
What are Mercury, Venus, Earth, Mars ?
These are mostly made up of atmosphere.
What are the gas giants?
This is the 8th planet from the sun.
What is Neptune?
This is what all the planets have in common?
What is "they revolve around the sun?"
These are outer planets.
What are Jupiter, Saturn, Uranus, Neptune ?
It is layers of gas.
What is atmosphere?
This is the 5th planet from the sun.
What is Jupiter?
This many earths can fit inside the sun.
What is 1,000,000?
These are the rocky planets.
What is Mercury, Venus, Earth, and Mars?
This is how long it takes earth to complete one orbit around the sun.
What is 1year?
These are the order of planets closest to the sun to furthest.
What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune?
This is a planet again.
What is Pluto?
The sun is this hot.
What is 10,000 degrees F?
These are the gas giants.
What are Jupiter, Saturn, Uranus, and Neptune?
The path a planet takes around the Sun.
What is an Orbit?
These are the planets from smallest to largest.
What are Mercury, Mars, Venus, Earth, Neptune, Uranus, Saturn, Jupiter?
These are huge balls of gas.
What are gas giants?