large area of the Earth under the crust; this area contains large amount of solid and melted rock
Mantle
the name of the galaxy that we live in
Milky Way
“shooting stars” or “falling stars”; falling meteoroids that move so quickly through the atmosphere that they get very hot and burn up, leaving a glowing trail behind them in the air
Meteor
a tool that is used to make faraway objects look closer than they are.
Telescope
our home planet, the third planet from the sun
Earth
large bodies of rock that orbit a planet
Moons
the name given to a meteor that does not entirely burn up in the air and smashes into the ground
Meteorite
the speed in which light travels from the sun
Speed of Light
an imaginary line that divides a planet into northern and southern hemispheres
equator
the movement of an object around a sun
Orbit
smaller chunks of rock (less than 20 feet long) that float around in space
Meteoroids
also known as "light energy"; most of the energy we receive from the sun
Radiant energy
equal sides of a planet - northern and southern or eastern and western
hemishperes
very large round bodies of rock or gas that orbit around stars
Planets
smaller chunks of rock (less than 20 feet long) that float around in space
Satellite
Scientists who study the Earth
Geologists
the very hot center of the Earth that is made up of different kinds of metals
Core
all of the planets, asteroids, meteoroids and comets that orbit a star
Solar System
a word we use to describe everything that exists...everywhere
Universe
a form of light given off by the sun which we cannot see but can feel as being warm
Infrared Light
the outside area of our planet
Crust
huge balls of hot gas that give off a large amount of energy (like heat and light)
Stars
large chunks of rock that are floating in space
Asteroids
Our nearest star
The sun
bowl-shaped holes found on the moons and other terrestrial planets when meteoroids, comets and asteroids smashes into its surface
Craters
a chunk of ice, gasses and dust that spins around a sun; a “dirty snowball”
Comet
Scientists who study the universe
Astronomers
a force that pulls objects towards each other in space
Gravity