1st Grade EVS: Chapter 2 - Water | Uses, Sources, and Conservation

1st Grade EVS: Chapter 2 - Water | Uses, Sources, and Conservation

Term 2 Unit 2: Water

Learning Objectives

The learners

• List out the various uses of water

• Conduct simple experiments with water

• Become aware of saving water

Water in our Life

Let us Discuss

What are the different activities for which we use water? Observe the picture and talk about it.

Various uses of water shown in a village scene: cooking, bathing, washing clothes, drinking, and for animals.

We use water for many of our daily activities. We drink water to keep ourselves healthy. We use water to bathe. Cook, wash clothes and graw plants. We cannot live without water.

Vocabulary: Bathe, Drink, Wash, Grow, Cook, Pour, Brush

Preparation of lemon juice

Cut the lemon into two pieces. Squeeze the juice into a glass. Add sufficient sugar and a pinch of salt. Pour water and stir it well.

Steps for making lemon juice: cutting lemon, squeezing, adding sugar and salt, pouring water, stirring.

Match the activity with the object.

Observe the images below and think about which activity matches with which object.

Matching exercise: Activities like bathing, washing, drinking, watering plants are to be matched with objects like soap, glass, clothes, and watering can.

Note for the Teacher: Prepare lemon juice in the classroom.

Water, Water Everywhere

Rhyme time

Children playing happily in the rain.

Rain

It's raining and raining

Pouring everywhere

I am singing and dancing

Playing everywhere

The trees are swaying

The animals are enjoying

Without rain

There is no life anywhere

Rain is the main source of water for lakes, ponds, wells and rivers. All living beings need water to live. Fishes, frogs, ducks and many plants live in water.

Water sources: Rain, Well, River, Lake, and Pond.

Steps to prepare clean and safe drinking water

Steps for safe drinking water: Collect water, Filter it, Boil it, and Cover it.

Count and write.

Activity: Count the number of pots, buckets, and glasses.

Fun with Water

Ice cubes in a bowl.

Keep some pieces of ice in a bowl. Leave it for 10 minutes and observe what happens. Ice slowly melts into water. You can touch and feel it too.

Four glasses of water with different food colors added.

Prepare water of different colours by using food colours.

An empty pot and a tumbler of water.

Count the number of tumblers of water necessary to fill the given pot.

4 tumblers of water

Note for the Teacher: Do all the "Fun with Water" activities in the classroom.

Conservation of Water

Song about saving water, with images of turning off taps and using buckets.

Close the tap (2)

When you brush, brush, brush

Use a bucket (2),

When you bathe, bathe, bathe

Repair the tap (2)

When it leaks, leaks, leaks

Save water save water

Save, save , save

Some More Good Habits to Conserve Water

A person washing clothes with the tap turned off.

Turn off taps while washing clothes.

A person watering plants in the morning.

Water the plants in the morning.

We need to use water sparingly. If we do not have enough water, our life becomes difficult.

Mark the places where water is wasted with a cross (X).

Scenes showing water conservation and wastage. A leaking tap and overflowing bucket show wastage.