INTERVENTION IN SCIENCE 4

INTERVENTION IN SCIENCE 4

Properties of Matter

Directions. Read each item carefully. Choose the letter of the correct answer.

Activity 1

Multiple Choice

1. What does it mean if someone said an object is 'absorbent’?

It ______________.

• A. is a gas

• B. soaks up liquids

• C. can be stretched

• D. does not soak up liquids

Multiple Choice

2. Which material absorbs water?

• A. cotton

• B. metal

• C. plastic

• D. rubber

Multiple Choice

3. Which material does not absorb water?

• A. cotton

• B. leather

• C. plastic

• D. wood

Multiple Choice

4. What is the property of a material that lets it absorb water and other liquids?

• A. color

• B. elasticity

• C. hardness

• D. porosity

Multiple Choice

5. Water has spilled on a table. Which group of objects should be used to clean

up the spill?

• A. plastic ruler and balloon

• B. paper towel and cotton towel

• C. glass bottle and rubber gloves

• D. drinking glass and plastic spoon

Multiple Choice

6. A carpenter wiped off sweat from his forehead by using a cotton towel. Why

did he use a towel to wipe off the sweat? The towel _______________.

• A. is light

• B. is colorful

• C. is made of plastic

• D. absorbs the sweat

Multiple Choice

7. Which material is the most absorbent?

• A. glass

• B. paper

• C. plastic

• D. sponge

Multiple Choice

8. How do we know that an object has absorbed water?

The object ______________.

• A. dissolves

• B. changes shape

• C. become lighter

• D. becomes heavier

Multiple Choice

9. If it is really hot and sunny outside, what kind of clothes you probably want to wear?

• A. absorbent

• B. heat-trapping

• C. see-through

• D. waterproof

Multiple Choice

10. Which one of these following objects can be classified as absorbent?

• A. cotton towel

• B. drinking glass

• C. aluminum pan

• D. plastic shopping bag

Directions. Study carefully the objects below. Which objects FLOAT? Which objects SINK? Write FLOAT or SINK on the blank line after the name of each object.

Activity 2

Multiple Choice

1. metal fork

• FLOAT

• SINK

Multiple Choice

2. empty plastic bottle with cap

• FLOAT

• SINK

Multiple Choice

3. key

• FLOAT

• SINK

Multiple Choice

4. padlock

• FLOAT

• SINK

Multiple Choice

5. kitchen sponge

• FLOAT

• SINK

Multiple Choice

6. leaf

• FLOAT

• SINK

Multiple Choice

7. metal nail

• FLOAT

• SINK

Multiple Choice

8. beach ball

• FLOAT

• SINK

Multiple Choice

9. bottle opener

• FLOAT

• SINK

Multiple Choice

10. plastic spoon

• FLOAT

• SINK

Change in Materials When Mixed with Other Materials

MIXTURE

Mixture is a substance made by mixing other substances together. It is the product of the random distribution of one substance through an-other without any chemical reaction, as distinct for a compound. Like in halo-halo and wet clothes where water is mixed with the fabric.

Direction: Identify whether the following is Homogeneous of Heterogeneous

Activity 3

Multiple Choice

1. Oil and water

• Homogeneous

• Heterogeneous

Multiple Choice

2. Palay and pebbles

• Homogeneous

• Heterogeneous

Multiple Choice

3. Sand and alcohol

• Homogeneous

• Heterogeneous

Multiple Choice

4. Water and soda

• Homogeneous

• Heterogeneous

Multiple Choice

5. Petals and leaves

• Homogeneous

• Heterogeneous

Multiple Choice

6. Stone and clay soil

• Homogeneous

• Heterogeneous

Multiple Choice

7. Powder and powdered creamer

• Homogeneous

• Heterogeneous

Multiple Choice

8. Baby oil and water

• Homogeneous

• Heterogeneous

Multiple Choice

9. Black human hair and corn hair

• Homogeneous

• Heterogeneous

Multiple Choice

10. Basket balls and soccer balls

• Homogeneous

• Heterogeneous

Major Organs of the Human Body

Activity 4

Multiple Choice

1. Which organ controls the bodily actions?

• brain

• heart

• kidneys

• lungs

Multiple Choice

2. It processes information and sends instructions

• blood

• brain

• heart

• muscles

Multiple Choice

3. Which of the following protects the brain from injury?

• leg

• brainribs

• skull

• thigh

Multiple Choice

4. Which of the following protects the lungs and heart?

• arms

• heart

• skull

• spinal column

Multiple Choice

5. It is considered as the pumping organ of the body. It is the size of your fist.

• brain

• heart

• kidney

• lungs

Interactions Among Living Things in Their Environment

Activity 5

Multiple Choice

1. A kind of relationship where the participating organisms benefit from each other. This is a give and take kind of relationship.

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

2. In this kind of relationship, one participating organism benefit from the other, while the other organism is neither benefited nor harmed.

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

3. It is a relationship where one kills and eats another. The one who is eaten is called a prey and the one who eats is a predator.

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

4. A relationship where one organism harms or affects the other but does not necessarily kill and eat it. The one being harmed or affected is known as the host while the one that benefited is known as the parasite.

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

5. A relationship where the participating organisms fight for the same materials in their environment.

• commensalism

• competition

• mutualism

• parasitism

• predation

Direction: Identify what relationship exist between the following organism

Activity 6

Multiple Choice

1. orchid and tree

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

2. plants and animals

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

3. lions and a buffalo

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

4. carabao and heron

• commensalism

• competition

• mutualism

• parasitism

• predation

Multiple Choice

5. ticks and dogs

• commensalism

• competition

• mutualism

• parasitism

• predation