Which of these materials does not come from an animal?

What natural material comes from this plant?

True or False? Glass is a natural material.

Glass is manufactured from ...

Silk comes from which of these animals?

Clay is a natural material which comes from ...

Which of these is not a natural material?

Steel (acero) is manufactured from ...

True or false? Manufactured materials come from natural materials.

Natural materials become new, manufactured materials through ....

Which of these is not a manufactured material

Paper is manufactured from ...

True or false? Aluminium is a manufactured material.

Which fabrics are manufactured from petroleum (choose three)

Which building material is manufactured from limestone and clay?

Materials which return to their original shape after you stretch them are ...

Which of these materialsr is elastic?

Which is the hardest natural material on earth?

Is glass resistant or fragile?

You can see through a/an ______________ material

Which materials are soluble i.e. they dissolve in liquids (choose two)

True or false? Thermal insulators transfer heat easily.

The handles of many pots get hot because metals are ...

Why do we wear oven mitts to take things out of the oven?

Which of these is not a property of steel?

Cork (el corcho) floats in water because

Which of these materials are brittle i.e. fragile and break easily (choose two)

This ruby is red because it reflects _______ light

True or False? Water isn't a material.