What is this?
galaxy
What is this?
nebula
What is this?
comet
What is this?
planet
What is this?
star
What is this?
meteorite
What is this?
dwarf planet
What is this?
asteroid
What is this?
solar system
Our solar system is a small part of what?
Milky Way
How long does it take the earth to rotate on its axis? This movement produces night and day.
24 hours
How long does it take the earth to orbit the sun? This produces the seasons.
365 days and 6 hours
The solid layer. It is divided into: the crust, mantle, and core.
Geosphere
the layer of water on earth is called...
the Hydrosphere
the layer of air surrounding the Earth is called...
The Atmosphere
What is this?
Full Moon
