Grade 4 Science Lesson 1: Materials that Absorb Water

__________ is a property of a material that lets it absorb water and other liquids.

• Brittleness

• Porosity

• Buoyancy

• Malleability

Why can a porous material absorb water?

• Because it has enough air inside where liquid can be absorbed.

• Because it is very compact with no holes so liquid can be absorbed.

• Because it has plenty of spaces inside where liquid can be absorbed.

It is a characteristic of materials that can absorb liquid like paper, cloth, and sponged.

• malleable

• buoyant

• hardness

• porous

Materials such as metals and plastic that CANNOT absorb water are called __________

• nonporous materials

• floating materials

• malleable materials

• heavy materials

Which of the following is a porous material?

• glass table

• mirror

• cotton

• plastic cup

Porous materials are materials having small holes that allows air or liquid to pass through. Which materials possess this ability?

• towel

• plastic saucer

• rubber ball

• stone

Which material does NOT absorb water?

• cotton ball

• towel

• paper

• metal spoon

Which material absorbs water?

• plastic bottle

• wax paper

• cotton ball

• rubber ball

During rainy days, what kind of material are you going to use to prevent you from getting wet?

• bath rub

• plastic raincoat

• t-shirt

• school uniform

A glass of water spill on the table. You want to dry the table at once. What are you going to use?

• cotton

• rug made of cloth

• paper

• plastic