Material Properties Quiz

What is a characteristic of ferrous metals?

• They are magnetic and prone to rust.

• They are lightweight and do not rust.

• They are non-magnetic and do not corrode.

• They are brittle and cannot be molded.

Which of the following is a property of high carbon steel?

• It is lightweight and malleable.

• It is hard and brittle with less malleability.

• It is a good conductor of electricity.

• It is resistant to corrosion.

What is a key feature of thermosetting polymers?

• They can be remolded and reshaped.

• They strengthen when heated and cannot be remolded.

• They are easily recyclable.

• They are lightweight and flexible.

Which material is known for changing color in response to UV light?

• Photochromic pigments

• Thermochromic pigments

• Shape memory alloys

• Carbon fibre

What is a characteristic of carbon fibre?

• It is lightweight and has high stiffness and tensile strength.

• It is heavy and has low tensile strength.

• It is flexible and easily molded.

• It is brittle and cannot withstand high temperatures.