SCIENCE 4 1ST QUARTER MELC-BASED

Which of the following materials can absorb water?

• a) Rubber ball

• b) Cotton ball

• c) Plastic toy

• d) Metal spoon

What do you call materials that have small holes that allow air, liquid, or gas to pass through?

• a) Porous materials

• b) Non-porous materials

• c) Floating materials

• d) Sinking materials

Which of the following materials typically float on water?

• a) Stone

• b) Rubber toy duck

• c) Metal spoon

• d) Coin

Which of the following materials do not absorb water?

• a) Tissue paper

• b) Rug

• c) Sponge

• d) Styrofoam

What should you do with decaying waste materials commonly found at home to be environmentally responsible?

• a) Make them into compost fertilizer.

• b) Throw them into the river to feed the fishes

• c) Mix them with non-decaying waste materials.

Which of these materials will decay fast?

• a) Mango fruit

• b) String beans

• c) Leftover foods

Which of the following describes what happens when a banana is pressed?

• a) The banana changes its size and color.

• b) The banana changes its shape and volume.

• c) The banana changes its size and shape.

• d) The banana changes its odor and texture.

Which of the following is NOT an example of a solid material that can be pressed?

• a) Pandesal

• b) Foam

• c) Metal spoon

• d) Sandwich bread

Which of the following solid materials can be bent?

• a) Rock

• b) Marshmallow

• c) Clay

• d) Electric wire

What happens to solid materials when they are hammered?

• a) They change their chemical composition.

• b) New materials are formed.

• c) Their size, shape, and texture change.

• d) No changes occur