When a small piece of ice, rock, or metal falls and hits Earth.
What is a meteorite?
100
The solar system contains the Sun, planets, and their moons as well as these.
(Name all three.)
What are comets, meteors, and asteroids?
100
The three ways people have used constellations.
What is to tell time, to tell the seasons, and to tell direction?
100
All of the parts of our solar system are...
What are asteroids, comets, meteors, planets, their moons, and the Sun?
200
Earth is the name of a __________.
What is a planet?
200
A curved piece of glass.
What is a lens.
200
Earth is the only planet that has living things.
What is the difference between Earth and the other planets?
200
The Hubble Telescope travels around this in our solar system.
What is Earth?
200
This scientist believed that the Sun is the center of our universe and that Earth rotated annually around it.
Who is Copernicus?
300
A pattern or picture made up of stars.
What is a constellation?
300
This is a hot, glowing ball of gases.
What is a star?
300
These are the outer planets.
What are Jupiter, Saturn, Uranus, Saturn and (dwarf planet) Pluto?
300
Scientists learned there are billions of stars because of this.
What is a telescope?
300
He was the first astronomer to use a telescope to study the heavens. He agreed that the Earth and other planets rotate around the Sun.
Who is Galileo?
400
The name for a chunk of metal or rock that orbits the Sun.
What is an asteroid?
400
The Sun, planets, their moons and meteors are called this.
What is the solar system?
400
These are the inner planets.
What are Mercury, Venus, Earth and Mars?
400
Earth and the other planets orbit this.
What is the Sun?
400
This planet orbits on its side. This tilt gives the planet extreme seasons that 20 plus years and the Sun beats down on one pole or another for 84 years!
What is Uranus?
500
The name for ice mixed with bits of rock and dust that moves around the Sun in a long, narrow orbit.
What is a comet?
500
Any of the very large groups of stars and associated matter that are found throughout the universe.
What is a galaxy?
500
This is the hottest planet in the solar system.
What is Venus?
500
Most planets have this type of orbit.
What is a circular orbit?
500
The planets in order from closest planet to the Sun to the farthest planet from the Sun.
What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto (dwarf planet)?