Glossary - Concepts - Chapter 1 Class 6 Geography - The Earth and the Solar System - Geography

Last updated at April 16, 2024 by Teachoo

Celestial bodies.	Objects we observe in the sky are called heavenly bodies or celestial bodies.
Galaxy	It is a huge system of billions of stars, dust, and gases. There are millions of galaxies in the universe.
Light year	It is the distance that light travels in one year.
Star	A huge body is made up of hot gases and have their own heat and light.
Asteroids	Small, solid, planet-like objects that move around the sun also known as planetoids or minor planets.
Meteoroids	These are small pieces of rocks that move around the sun.
Meteors	When meteoroids come near the earth, they burn up due to friction with the air and create a flash of light. These are called meteors or shooting stars.
Meteorites .	When a meteor falls on the earth without being completely burnt and creates a hollow. These are called meteorites.
Comets	These are lumps of snow and rocky dust that orbit the sun.
Constellations	These are groups of bright stars in the sky that form different shapes

Class 6