Materials and properties

Where do we get natural materials From?

• We get them from plants and animals.

• We get them from plants, animals or minerals.

• We get them from fuels

• We get them from wood.

Materials can be ....

• Natural

• Artificial

• artificial or natural.

• Sand and wood.

Which of these is NOT a material?

• Cork

• Cotton

• Wood

• Flexible

Which of these materials are natural?

• Wax

• Glass

• Plastic

• Paper

Which of these materials are natural?

• Paper

• Glass

• Wood

• Plastic

What do we use to make a T-shirt?

• Wood

• Cork

• Plastic

• Cotton

What property does a raincoat have?

• It is hard.

• It is waterproof.

• It can strech

• It is elastic.

What property does a towel have?

• It is absorbent.

• It is hard.

• It is waterproof.

• It is elastic.

What happens if we rub wax on a cloth?

• It becomes soft.

• it becomes flexible.

• It becomes absorbent.

• It becomes waterproof.

What properties does glass have?

• It can stretch.

• It is flexible and soft.

• It is rigid, hard and waterproof.

• it is light, waterproof and hard