RM Quiz 2 Y9

Which of these plastics is a themoplastic - melts or softens with heat?

• Bakelite

• Polyeaster resin

• Epoxy resin

• Acrylic

• Melamine

Epoxy resin is a thermoplastic?

• True

• False

PVC is a thermoplastic?

• True

• False

What word best describes a material that can be moulded?

• Brittle

• Biodegradable

• Malleable

• Recyclable

Thermoplastics cannot be recycled?

• True

• False

Plastics are made from Crude Oil. Crude Oil is a renewable natural resource which is why plastics are so cheap.

• True

• False

Give examples of standard forms/ stock sizes of plastics. Select one or more of the following:

• Tubes

• Granules

• Sheets

• Rods

• Films and Rolls

Why can't you recycle Urea Formaldehyde, a thermosetting plastic?

• It is not weather resistant

• Once you've moulded them, they can't be melted or reshaped again

• It is a good electrical insulator

• Because it isn't cost effective

What term means “does not break down in the environment”?

• Biodegradable

• Corrosive

• Non-degradable

• Biodegenerative

Some polymers are not safe for food and drink?

• True

• False