Water as a resource

All living things need water to __________.

• Dance

• Live

Tags

NGSS.MS-LS2-1

In nature there is a continuous cycle in which water keeps changing its from . This is called ____________________.

Tags

NGSS.MS-ESS2-4

The heat of the sun warms up the water in rivers , lakes , oceans and other water bodies . This water turns into water vapour . This process is called ____________.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Water vapour is light , so it rises up (just like a gas balloon).As it moves up ,it comes in contact with cool air and changes into tiny droplets of water. This is called

______________.

Tags

NGSS.MS-ESS2-4

When the clouds become too heavy , they fall as rain . This is called _____________.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-5

Impurities that dissolve in water and are invisible are called _______________impurities.

• insoluble

• soluble

Impurities that are not soluble in water and can easily be seen are called _______________impurities.

• insoluble

• soluble

The heavy impurities settle

down at the bottom of the container leaving the

clear water at the top.

This process is called ______________.

• sedimentation

• decantation

The clear water at the top is slowly poured into another container . This is called ______________________________.

• Sedimentation

• Decantation

_________________________ is a

way of collecting rain water

from surfaces on which rain

falls , filtering it and storing

it for different uses.

Tags

NGSS.MS-ESS2-4