the earth is also called the ________

three parts of the earth are covered by _________

our solar system is a part of _______ galaxy

planets move aroundthe sun in specific paths known as _______

a group of stars which form a pattern n the sky are called ________

comets are made up of _______

there are ________ continents on the earth

there are ________ intermediate directions

the needle on the compass always point the

the word globe comes from the latin word _______

people who make maps are called ______

a compass is used for ______

there are four main directions

a compass is used to tell time

maps can show almost every places on earth

an atlas is like globe

the earth's atmosphere blocks ultraviolet rays that come from the _______

_________ released from factories and vehicle causes air polution

plans need ______ to make food

________ air can make us sick

________ pollution can increase the temperature of the earth

water turns into ______ when it freezes

water we get from seas , oceans ,rivers and lakes are in _______ form

__________ are for storing water

electricity generated using water energy is called _______

the highest mountain peak in the world is______

a plateu is also called