Solar System Flashcards
Solar System
the sun and the planets and other objects that orbit the sun
planet
A large body in space that orbits a star and does not produce light on its own
Orbit
A path of an object as it circles around another object in outer space
Gravity
A natural force that pulls two objects toward one another
Moon
A natural object that revolves around a planet
Earth
The only planet in the solar system on which life is known to exist
Comet
A small object in space that orbits a star and is made of ice, dust particles, and frozen gases
Sun
Our Solar System’s star that is made of hydrogen and helium gases, and supplies the heat and light that sustains life on Earth.
Meteor
A piece of rock or metal from space that enters Earth’s atmosphere.
Revolve
The movement of an object around another object. The earth revolves around the sun.
Rotation
When a object spins on its axis
Asteroid
a rocky object that orbits the sun, found mostly in the region between Mars and Jupiter.
Star
A huge ball of gases that makes its own heat and light
93 million miles
The distance from the Earth to the Sun.
The Sun
The center of our Solar System
Mercury
The closest planet to the sun.
The smallest planet.
The fastest planet
Venus
The hottest planet.
The 2nd planet from the sun.
Earth
The 3rd planet from the sun.
The only planet with liquid water.
Where we live.
The only planet we know of that has life.
Mars
The 4th planet from the sun.
The Red planet.
Jupiter
The 5th planet from the sun.
The largest planet.
Saturn
The 6th planet from the sun
Famous for its rings
Uranus
The 7th planet from the sun
Very cold
