One Saturday morning, Linda is about to take a bath when she noticed that her things are disorganized. What should she do?

Your mother asked you to fix your personal body care products. How will you group it?

In planting, we use chemical fertilizer to increase harvest. What is its harmful effect to the environment when it is not properly used?

One morning, Lolo Tinoy went to his farm. He found out that his vegetables are full of aphids. What should he use to kill them?

Which of the following materials is useful at home?

Which of the given materials can either be completely discarded or can still be used at home?

These materials can be toxic or harmful. What are examples of harmful materials?

What physical property does the gold have that allows it to be made into JEWELRY like ring, pair of earring or necklace?

Which of the following materials are useful?

Which group of materials are non-biodegradable?

Which property of gold has a useful effect?

What property of a nail has a harmful effect on the environment?

Why are fruit peelings useful in farming?

In what way are rubber bands useful at home?

How do materials become harmful to the community?

Why is throwing unused electronic devices in the garbage harmful for the community?

Which is the harmful effect of chemical fertilizer to the environment?

Which describes chemical change correctly?

Which describes physical change correctly?

Which is the characteristic of physical change?

Two or more evidence may be observed when chemical change in a substance is 

happening. How wouldyou know if chemical change is occurring in a substance?

         I.change in color is visibly seen               III. unusual odor is produced

        II. Achange in temperature is noticed        IV. bubbles or gas may be formed

Which statements describe physical change?

When you burn a candle, it undergoes both physical and chemical change. Which observation shows physical change in a burning candle?

If we sliced an apple and left it on the table for a couple of hours, which is likely to be observed?

If you cover a lighted candle with a glass jar, what will likely happen?

When cooking rice, steam or clouds form above the cooking pot. What are the steam made of?

After a flood, drinking water supply may become polluted. People are advised to boil water before drinking it. Which of the following describes the action of boiling water?

After photosynthesis, which of the following chemical changes have taken place?

On a camping trip, Marta roasts a marshmallow in the campfire. The marshmallow grows, and then turns black. Marta notices that the roasted marshmallow smells and tastes differently than the uncooked marshmallows. What change has taken place in marshmallows?

The bacteria, acid, food debris, and saliva combine to form plaque, which clings to the teeth. Tooth decay is prevented by the addition of what chemical to water supplies?

Which of the following shows evidence of chemical change in the presence of oxygen?

Why is food NOT readily spoiled when stored inside a refrigerator?

Which of the following human practices is harmful in the environment?

Which of the following proper waste management?

Your community wants to lessen the amount of solid waste you produce. Which is the BEST thing your community should do?

Marikina city prohibited the use of plastic bags. Which describes why plastic is harmful to our environment?

How can you classify waste materials found in the classroom?

Recycle means creating new material out of waste material. How can you recycle plastic straw?

What is likely to occur when humans practice recycling of old magazines/ newspapers and yellow papers?

During Science class, the pupils were instructed to segregate the waste materials found inside their classroom. Choose the best answer.

Plastic straw is used worldwide for drinking liquid beverages. As a regular user of plastic straw, how can you help avoid its harmful effect on the environment?

Discarded slippers/ rubbers are waste materials that may cause serious damage in our

environment. Which statement shows the best way to dispose it without harming our environment?

Discarded slippers/ rubbers are good recycling materials for doormat. How can you make a doormat using this material?

Which statement best describes waste management using 5R’s?

Which is likely to be observed if you throw garbage everywhere?

Father has a vulcanizing shop. Customers leave used tires in his shop. What do you think is the best way to dispose of used tires?

What is the importance of the 5Rs component of proper waste management in our life?

How can you describe pyrolysis in the simplest way?

What will happen if everyone practices waste disposal using the 5Rs component of waste management?