A Meteor that "survives" a "fall" from Earth's Atmosphere.
100
What is a Star?
Any Large "body" that self lights. (Like the sun.)
100
What is a Solar System?
(In our solar system,) 8 planets, their moons orbit around the sun with smaller "bodies" like asteroids, meteors, comets, etc.
100
What is Gravity?
A force that attracts a body towards Earth's center.
100
What is the definition for Moon/Satellite?
Moon: Natural satellite of Earth. Visible (clearly) at night, it's reflected by sun's light.
Satellite: Artificial body placed by moon or other planet to gather information.
200
What is a Comet?
Object consisting a "Nucleus" of ice and dust. Whenever it is near the sun, a "tail" of gas and dust shoots out. (Tail is opposite of the sun.)
200
What is a Galaxy?
System of millions or billions of stars. It may also have plants, gas, and dust; all held together by a gravity force.
300
What is an Asteroid?
Small rocky "body" Orbiting the sun. Few pass Earth and sometimes go into Earth's atmosphere as a meteor.
300
What is a Dwarf Planet?
Small planet but lacks certain technical criteria that are needed to be classified as a planet. (Example: Pluto)
400
What is a Meteor?
Small "body" from outer space, enter Earth's Atmosphere.