Ppt s2u4 water and land

MOST OF THE EARTH IS COVERED IN WATER, BUT …BE CAREFUL!!! NOT ALL WATER IS DRINKING WATER.

WATER

THE WATER IN OCEANS, THE SEA, RIVERS AND LAKES IS SURFACE WATER.SURFACE WATER.

THE WATER UNDERGROUND IN CAVES AND ROCKS IS GROUNDWATERGROUNDWATER.

THE WATER IN SEAS AND OCEANS HAS A LOT OF SALT AND IS CALLED

SALTWATERSALTWATER.

THE WATER IN RIVERS AND MOST LAKES DOES NOT CONTAIN MUCH

SALT AND IS CALLED FRESHWATERFRESHWATER.

THE THREE FORMS OF WATER

THE WATER CYCLE

1.- THE SUN HEATS THE WATER IN THE SEA. THIS

WATER EVAPORATES AND FORMS CLOUDS.

2.- THE WIND MOVES THE CLOUDS. THEY COOL AND

IT RAINS OR SNOWS.

3.- THE WATER FALLS INTO LAKES AND RIVERS.

4.- THE WATER FROM RIVERS AND LAKES GOES

TO THE SEA AND THE CYCLE STARTS AGAIN.

RIVERS

THE COURSE OF A RIVER.THE COURSE OF A RIVER.

UPPER COURSEUPPER COURSE: A RIVER BEGINS IN THE MOUNTAINS.

MIDDLE COURSEMIDDLE COURSE: THE RIVER CONTINUES DOWN THE MOUNTAINS AND HILLS

LOWER COURSELOWER COURSE: THE RIVER GOES INTO THE SEA.

RIVERS HAVE 3 COURSES:

WE USE WATER TO:WE USE WATER TO:

USE OF WATER

• WATER PLANTS • WASH • DRINK• COOK

DON’T WASTE WATER!!

Have a shower.

Turn off the tap when you

brush your teeth.

Keep tap water in the fridge.

THE GROUND

SAND, SOIL AND ROCK COVER THE GROUND.

MOST ANIMALS LIVE ON THE SURFACE, BUT SOME LIVE UNDERGROUND.

PLANTS GROW IN THE GROUND.

IT IS BAD FOR PLANTS AND ANIMALS!

PROTECT OUR PLANET!!

PUT THE RUBBISH IN THE BIN.

DO NOT LEAVE PLASTIC BAGS, PAPER OR GLASS ON THE GROUND.

Moles live underground

PowerPoint realizado por Myriam Malo.