UNIT 3 Force Motion and Energy Kabanata 1

UNIT 3: Force, Motion and Energy

Kabanata 1: Bagay na gumagalaw May dalawang paraan upang gumalaw ang mga bagay. Una ay sa pamamagitan ng pagtulak. Pangalawa sa pamamagitan ng paghila.

Ang force ay nagpapagalaw ng bagay, maaring ang mga bagay ay gagalaw ng mabilis o mabagal, pasalubong o paurong, stretched, at compressed.

Ang tubig, magnet, at hangin ay mga halimbawa ng mga bagay na nagpapagalaw ng mga bagay.

Lesson 1: Describing the Position of an Object relative to another object

Objective: Describe the position of an object relative to another object.

K W L

Who sits on your behind onfront yourof in right side? you? left side? you?

In describing the position of an object, they should always have a reference point or reference object to give the precise position of the object.

“What was your reference point in identifying your classmate? ”

”(The pupils should be able to tell that they were able to name their classmates with reference to themselves.

Pamamaran 1. Isulat ang tamang salitang naglalarawan sa posisyon ng bagay, hayop, o tao sa bawat larawan. Pumili ng salita sa loob ng kahon. Gawin ito sa inyong kuwaderno.

ibabaw likod kanan lamesa cabinet ilalim unahan harap kaliwa batang lalaki 1. Ang aklat ay nasa ____ ng ______.

ibabaw likod kanan lamesa cabinet ilalim unahan harap kaliwa batang lalaki 2. Ang bola ay nasa ____ ng ______.

ibabaw likod kanan lamesa cabinet ilalim unahan harap kaliwa batang lalaki 3. Ang pinto ay nasa ____ ng ______.

ibabaw likod kanan lamesa cabinet ilalim unahan harap kaliwa batang lalaki 4. Ang pusa ay nasa ____ ng ______.

ibabaw likod kanan lamesa cabinet ilalim unahan harap kaliwa batang lalaki 5. Ang mga lobo ay hawak ng batang babae sa kaniyang ______ kamay.

What is the reference object in describing the position of the book? (The table serves as the reference object in describing the position of the book. )

What is the reference object in describing the position of the ball? (The boy serves as the reference object in describing the position of the ball. )

What is the reference object in describing the position of the door? (The boy serves as the reference object in describing the position of the door. )

What is the reference object in describing the position of the cat? (The table serves as the reference object in describing the position of the cat. )

What is the reference object in describing the position of the balloon? (The girl’s hand serves as the reference object in describing the position of the balloon. )

Why is it important to use a reference object in describing the position of an object? (It is important to use a reference object to be able to give the precise position of the object. )

Remember this: The position of an object can be determined by locating its position relative to another object.

It is important to use a reference object to describe the position of another object to be able to locate them easily.

Assignment “Find Me” Game

1. Place 5 objects in different location inside the classroom (add more objects if there are more than 5 groups).

2. Write each object on a piece of paper. 3. Call the group leaders to pick one piece of paper.

4. Distribute ¼ lengthwise strip of bond paper to each group.

5. Tell each group to describe the position of the object that their leader picked.

Sample Rubric Level of Performance Criteria Sample answer Excellent (5 points) 1) Used a reference object and the correct adverb of place to describe the position of the object. 2) All members participated The box is behind the bookshelf. Very Good (3 points) Same as in excellent but some members did not participate. The box is behind the bookshelf. Fair (1 point) Members participated but the answer is not correct, incomplete, or unclear The box is in front of the bookshelf.

Assignment Bring a toy car for the next activity.

Gawain 2 Paano mo Malalaman Kung Gumagalaw ang Isang Bagay

Objective Describe the location of an object after it has moved

What is needed to describe the position of an object correctly? (There must be a reference object/point. )

Why is it important to describe the precise location of an object? to make it easier to find an object

Motivation / Presentation 1. Ask a one pupil to walk from one location to another, then ask:

Did your classmate move? How did you know that your classmate moved?

Show to the class a meter stick. Discuss the unit of measurement used and how the measurement is taken (small and large lines).

Measure the distance walked by the pupil from his/her starting point to the point where he or she stopped. Call a pupil to read the measurement.

(Sample measurement could be 100 centimeters or 100 cm; 1 meter or 1 m)

Pamamaran 1. Gamit ang yeso, gumuhit ng isang linya sa kabilang bahagi ng mesa. Pangalanan itong simula.

2. Ilagay ang laruang kotse sa kabila ng guhit tulad ng nakikita sa larawan simula

3. Marahang itulak ang laruang kotse.

4. Lagyan ng pananda ang posisyon ng laruang kotse kung saan ito huminto.

5. Gamit ang metrong panukat, sukatin ang layo ng laruang kotse mula sa simula hanggang sa lugar kung saan ito humino. Sagutin ang mga tanong sa susunod na pahina. Isulat sa inyong kuwaderno ang mga sagot.

1. Nasaan ang laruang kotse bago itinulak? 2. Gaano kalayo ang narating ng laruang kotse?

3. Nasaan ang laruang kotse pagkatapos itulak?

4. Saan nanggaling ang laruang kotse para masabi mong ito ay gumalaw?

5. Maaari bang gumalaw ang bagay na hindi itinutulak?

How do you know that an object has moved? (An object has moved if it travels a distance from its reference point. )

Why is it important to include the reference point in describing the location of an object? (It is important to include the reference point in describing how far an object moves to give a correct description of its location. )

Why is it important to measure the distance travelled by an object? (It is important to measure the distance travelled by an object to give the exact location of the object. )

Gasoline Station 500 m Town Center 5 km Is this road mark important? Why is this important? (It tells people or car drivers how far they need to travel to reach the indicated destination. )

Assessment Picture A shows a classroom while picture B shows the same classroom after a day.

1. Encircle three objects that were moved from their original location.

Picture A

2. Describe the present location of the three objects you encircles in step 1. Write your answers in the table below.

Object Location

Assignment Draw two objects which show movement on a short bond paper. Describe the location of the object after it was moved.

Activity 3: How can you make objects move?

Objective Describe the different ways to move objects

How do you know that an object has moved? (An object has moved if it travels a distance from its reference point. )

Why is it important to include the reference point in describing the location of an object? (It is important to include the reference point in describing the location of an object to show the distance travelled by the object. )

Rhyme Reading What can you do with a ball? Shoot, throw, and make it roll. Come let's play with my ball. It’s so fun, I know how to dribble.

What are the words that describe movement of the ball in the rhyme? (Shoot, throw, roll, and dribble)

GROUP ACTIVITY Groups composed of 5 members each.

Pamamaraan: 1. Kumuha ng limang maliliit na bagay sa loob ng iyong bag. Ilagay ito sa mesa. 2. Pagalawin ang lahat ng bagay. Subukin ang iba pang paraan ng pagpapagalaw rito.

3. Kopyahin ang Talaan 1 sa iyong kuwaderno. Isulat ang ibat’t ibang paraan kung paano mo ginagalaw ang mga bagay.

Talaan 1: Iba-ibang Paraan ng Pagpapagalaw sa mga Bagay 1. pambura 2. 3. 4. 5. 6. Paano ko pinagagalaw ang mga bagay? Sa pamamagitan ng pagtulak gamit ang daliri Sa pagbuhat gamit ang kamay

Ano ang mga paraan nang pagpapagalaw sa mga bagay?

What are the different ways you did to move the different objects? What is the direction of the object when you push it? (It moves away from me. )

What is the direction of the object when you throw it? (It moves away from me. ) What is the direction of the object when you toss it? (It moves away from me. )

What is the direction of the object when you kick it? (It moves away from me. )

Is the act of throwing, tossing, and kicking similar to that of pushing? How (Yes, because the object was pushed away from the person doing the pushing. )

What is the direction of the object when you pull it? (It moves towards me. ) What is the direction of the object when you drop it? (It moves away from me and moves towards the ground. )

The push or pull is called force. When they push an object, whether it moves or not, they are exerting a force. When they pull an object, whether it moves or not, they are exerting a force. Force can cause an object to move.

To make an object like a pencil rotate, it is pushed on opposite sides.

How animals move objects? A carabao pulling a plow.

A horse pulling a cart.

An elephant lifting a trunk using its tusk.

Remember this: Pushing, pulling, tossing, dropping, kicking, and flipping are some of the ways in making objects move.

Remember this: Force is a push or a pull. Force can cause an object to move. Animals can also move objects.

Assessment 1. List 2 tasks you do at home that involve pushing. 2. List 2 tasks you do at home that involve pulling.

Assignment Draw or cut a picture of different ways in moving a ball.

Activity 4: Making a Wind Wheel

Objectives 1. Describe how wind moves objects 2. Make a wind wheel

Have you see this kind of object? How is it called? How you know how to make a wind wheel?

Do you know where it is used? Let us make your own wind wheel and see how it works outside.

Procedure 1. Make a wind wheel. Look at the procedure below on how to make a wind wheel.

Paikutin ang nagawang wind wheel sa iba’t ibang paraan. Sagutin ang mga tanong sa kuwaderno.

Ano angang dahilan Ano-ano ibangbakit paraan ng pagpapaikot ng wind wheel? umikot ang wind wheel?

Masdan ang loob ng silidaralan. Ano ang iba pang mga bagay na puwedeng pagalawin ng hangin?

Remember this: Wind can make objects move. Wind exerts a force that causes an object to move.

Assessment Ask the pupils to draw a wind wheel. Let them list two things that are moved by the wind outside the classroom.

Assignment Let the pupils read and gather pictures about windmills that are used in producing electricity.

They can get it from books, magazines, or the internet.

Activity 5: Making a Paper Boat

Objective: 1. Describe how water move objects 2. Make a paper boat

What makes the wind wheel move? (The force exerted by the wind. ) Are there windmills in the Philippines that are used to generate electricity?

Windmills are like large versions of their wind wheel, but are fitted with other parts and devices to generate electricity.

Where do you find this kind of object? How is it called? Do you know how let us try to make a paper boat and try it out in a large basin of water.

Procedure 1. Make a paper boat. Look at the procedure below on how to make a paper boat.

Palutangin at pagalawin ang ginawang bangkang papel sa malaking palangganang may tubig. Gawin ito sa iba’t ibang paraan. Sagutan ang mga tanong sa kabilang pahina. Isulat ang mga sagot sa iyong kuwaderno.

Tanong: 1. Ano ang iba’t ibang paraan ng pagpapagalaw ng bangkang papel sa tubig?

Tanong: 2. Ano ang dahilan ng paggalaw ng bangkang papel sa tubig?

Remember this: Water can make objects move. Water exerts a force that causes objects like the paper boat to move.

Assessmen t A plastic ball is placed in a basin with water. Write two ways to make the ball move without touching or blowing unto it. 1. ___________ 2. __________ __

Assignment Draw a situation where water is used to move an object