Understanding Materials and Their Properties P.4

What are materials used for?

• To make or build things

• To play games

• To eat

• To draw pictures

What are the two main kinds of materials?

• Big and small

• Natural and artificial

• Soft and hard

• Red and blue

Which of these comes from plants?

• Cotton

• Leather

• Clay

• Plastic

Which of these comes from animals?

• Wood

• Sand

• Wool

• Glass

Which of these comes from minerals?

• Cereals

• Silk

• Iron

• Paper

What are artificial materials?

• Materials found in nature

• Materials made by animals

• Materials made by people

• Materials that are soft

What is paper made from?

• Sand

• Wood

• Cotton

• Plastic

What property lets you see through a glass jar?

• Hardness

• Transparency

• Plasticity

• Fragility

What property lets you shape cookie dough?

• Hardness

• Fragility

• Flexibility

• Plasticity

What helps a tent keep you dry in the rain?

• Hardness

• Flexibility

• Waterproofness

• Transparency