This is the only planet that can support life.
What is Earth?
This keeps the planets in orbit around the sun.
What is gravity?
This planet is the largest one in our solar system.
What is Jupiter?
This prefix means Earth.
What is "GEO"?
This wide region of small, rocky bodies is located between the inner and outer planets.
What is the asteroid belt?
What planets are known as rocky, terrestrial planets?
What is Mercury, Venus, Earth, and Mars?
This has the strongest gravity of any object in our solar system.
What is the sun?
These planets are known as gas giants.
What are Jupiter, Saturn, Uranus, and Neptune?
This theory states that the universe began with a tremendous explosion billions of years ago.
What is the Big Bang?
These are caused by particles and debris that produce a streak of light as they burn up in Earth's atmosphere, known as shooting stars.
What is meteors?
Mercury is the closest planet to the Sun, but Venus is the hottest planet. Why is Mercury not the hottest planet in the solar system?
What is Mercury has no atmosphere to keep the heat in.
This is what all the planets have in common.
What is "they revolve around the sun?"
This planet is the only one that rotates on it's side.
What is Uranus?
This theory says that everything revolves around the sun.
What is heliocentric?
This has a visible coma, fuzzy outline and tail, the closer it gets to the sun.
What is a comet?
It takes the Earth 365 days to do this.
What is revolve/orbit the sun?
This would happen if a new star appeared in our solar system, larger and heavier than the Sun.
What is the planets would orbit the new star?
This planet has a density less than water, and can float.
What is Saturn?
This prefix means sun.
What is "HELIO"?
I am a rock, found in a belt, between Mars and Jupiter. I come in lots of sizes.
What is an asteroid?
This planet could never have water below the temperature that water boils at. It has a rocky surface. It is 2nd from the sun. It has a size almost equal to Earth.
What is Venus?
The motion of a planet in the Solar System around the Sun happens because of this force.
What is gravitational force?
This outer planet has the shortest day of all the planets in our solar system.
What is Jupiter?
Early theory that everything in the solar system revolved around the Earth.
What is geocentric?
I enter Earth's atmosphere but do not burn up. I hit the surface and always leave a mark.
What is a meteorite?