A Supplementary Material in Elementary Science Grade Three

Uses of Water

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DEPED-VECO PROJECT IN DEVELOPMENT AND PRODUCTION OF

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LEARNING RESOURCE MATERIALS DEVELOPMENT SYSTEM(LRMDS)

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Overview: Water is needed by all living things to live. They cannot survive without water. Do you know that water is used by people in different ways? This learning material provides information to the pupils about the different uses of water. The activities given are easy to perform and by doing them, they will acquire new knowledge about the different uses of water that they could apply in their daily life.

I. Objectives

a. Enumerate ways people use water; b. Act out how people use water; and c. Appreciate the importance of water to man’s life.

II. Subject Matter

Topic: Uses of Water Science Concept: Water is used by living things for various purposes. References: Science and Health 3, Carmelita C. Coronel, et.al., p.173

Growing with Science and Health 3, Marilyn Balagtas, p.197

Science Spectrum 3, Rebecca R. Fallaria, et.al., pp. 236-237 Flight to Discovery 3, Victoria Palomar, p. 259 PELC 4.1 p. 27 Materials: pictures of:

people celebrating fiesta

a farmer irrigating the rice field

a hydroelectric power plant glue pentel pen manila paper Duration : 40 minutes

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III. Procedure A. Motivation

Show pictures of people using water in different ways. Let the pupils describe the pictures shown. Teaching hints: The teacher writes on the board the responses given by the pupils. (This is done to find out later whether the ideas given are correct.) B. Activity

1. Pre Lab Discussion a. Groupings b. Distribution of activity sheets and materials needed

2. Activities (See separate sheet) Teaching Hints:

Pictures are provided for this activity.

Cut the pictures separately (rice fields, waterfalls, people preparing food) into 7 pieces to compose a picture puzzle.

The teacher will divide the class into three groups to work on the activity cooperatively.

C. Analysis

Teaching Hint:

The teacher should accept different answers from the pupils

1. How do people use water? 2. Is water important? Why? 3. In activity 3, how is water being used? 4. What can electricity give us? 5. How can you help conserve electricity?

D. Abstraction

What are the uses of water?

E. Application Let each group pantomime the importance of water in their daily life activities.

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IV. Assessment List down at least 5 uses of water

V. Assignment Write a 2-3-sentence paragraph about the importance of water to one’s life. VI. Resource Lists:

1. Activity sheets 2. Science and Health 3, Carmelita C. Coronel, et.al page 173 3. Growing with Science and Health , Marilyn Balagtas, pages197 4. Science Spectrum 3, Rebecca R. Fallaria, et.al, pages 236-237 5. Flight to Discovery 3, Victoria Palomar, page 259 6. PELC 4.1 page

EXPECTED ANSWERS

Activity 1

1. The people are celebrating fiesta. They are busy cooking foods.

Activity 2

1. Farmers are planting rice in the field. They use water for irrigation.

Activity 3

1. Waterfalls is used as a source of energy to produce electricity.

2. It gives us light during night time. It makes our appliances work.

3. I can conserve electricity by turning off the lights when not in use and unplugging appliances after using.

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Analysis:

1. Water is used for household and personal purposes such as for drinking, cooking food, cleaning, and watering the plants. Farmers use water for irrigation. Water is used as a source of energy to produce electricity.

2. Yes, because water is one of the essential substances needed for us to live.

3. It gives us electricity. 4. It gives us light during night time. It makes our appliances work. 5. I can help conserve electricity by turning off the lights when not

in used. Unplug appliances after using.

Assessment: 1. Farmers use water for irrigation. 2. Water is used for drinking, cooking and washing clothes. 3. It is also used in cleaning a place or an area and in watering the

plants. 4. Water is used as a medium for ships and small boats in

transporting people and other organisms from one place to another.

5. Water is used as a source of energy.

Abstraction : Water is used for personal and household purposes, watering plants, cleaning factory materials and source of electricity.

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Examples of the different uses of water

Farming Quenching thirst

http://farm3.static.flickr.com/2253/2233315222_8e623d5b60.jpg http://cache.virtualtourist.com/6/3174308-

Quenching_my_thirst_at_the_shoulder_of_Mt_Maculot_Province_of_Batangas.jpg

Watering the plants Washing hands

http://cdn4.wn.com/ph/img/ed/53/ce28789d4f5c97a9bc24aeb0844b-grande.jpg http://3.bp.blogspot.com/-

TnEPk4k7UnE/TiOxqBKtiZI/AAAAAAAAF0s/faYBv1w80_k/s1600/JJ%2BWashing%2Bhands.JPG

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Putting out the fire Washing dishes and utensils

http://www.ccatsandiego.org/images/FirefightersPutOutFire.jpg

http://us.123rf.com/400wm/400/400/zolwik/zolwik0703/zolwik070300021/813201-washing-dishes-with-gloves-in-small-kitchen.jpg

Washing clothes Fishing

http://farm1.static.flickr.com/101/292001126_02e9c94e5b.jpg http://www.traveljournals.net/pictures/l/5/52053-locals-fishing-bohol-

philippines.jpg

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This picture is to be used for the picture puzzle.

http://mycebuphotoblog.wordpress.com/2009/02/01/a-negrense-wedding/

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This picture is to be used for the picture puzzle.

http://www.flickr.com/photos/7636261@N05/446329417/lightbox/

All rights reserved by johnrgunter

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This picture is to be used for the picture puzzle.

http://www.issavalles.com/2008/04/10/maria-cristina-falls-power-plant//

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Activity Sheet 1 (It’s Time to Celebrate)

Time allotment: 4 minutes Materials: picture of people celebrating fiesta

manila paper pentel pen

glue Procedures:

1. Arrange the picture puzzle to form a picture. 2. Observe the formed picture.

Questions: 1. What is being shown in the picture? 2. How do people use water in the picture shown?

Activity Sheet 2 (Magtanim ay di Biro)

Time allotted: 4 minutes Materials: picture showing farmers irrigating the rice field

manila paper pentel pen glue

Procedures: 1. Arrange the picture puzzle to form a picture. 2. Observe the formed picture.

Questions: 1. What is being shown in the picture? 2. How do farmers use water in the field?

Activity Sheet 3 (The Power of Water) Time allotment: 4 minutes Materials: picture showing a hydroelectric power plant manila paper

pentel pen glue

Procedures: 1. Arrange the picture puzzle to form a picture. 2. Observe the formed picture.

Questions: 1. What does the water in the picture give us?

2. What can electricity give us? 3. How can you help conserve electricity?

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