Level 2 For kids above 8 years old

The solar system consists of the sun and everything that orbits, or travels around the sun.

Pluto is a dwarf planet that lies in the Kuiper belt, an area full of icy bodies and other dwarf planets.

The large round object that circles the earth and that shines at night.

The sun is located in the center of the solar system. It is nearly perfect sphere of hot ball of glowing gases.

Air pollution occurs when gases, dust , smoke, or odor get into the air and make it unclean.

Seawater is very salty we may find it annoying, but it is essential for all sea animals and plants.