C2 Physical Properties

What is the definition of electrical conductivity?

• The temperature at which a material changes from solid to liquid state

• The temperature at which a material changes from liquid to gaseous state

• A measure of how easily heat passes through a material

• A measure of how easily electricity flows through a material

What is the definition of heat (thermal) conductivity?

• A measure of how easily heat passes through a material

• A measure of how easily electricity flows through a material

• The temperature at which a material changes from liquid to gaseous state

• The temperature at which a material changes from solid to liquid state

What is the melting point of a material?

• A measure of how easily heat passes through a material

• The temperature at which a material changes from liquid to gaseous state

• The temperature at which a material changes from solid to liquid state

• A measure of how easily electricity flows through a material

What is the boiling point of a material?

• A measure of how easily heat passes through a material

• The temperature at which a material changes from liquid to gaseous state

• The temperature at which a material changes from solid to liquid state

• A measure of how easily electricity flows through a material

What is the definition of density?

• The mass of a material per unit volume

• A measure of how easily electricity flows through a material

• The temperature at which a material changes from liquid to gaseous state

• The temperature at which a material changes from solid to liquid state

Which material is a poor conductor of electricity?

• Metal

• Plastic

• Ceramic

• Glass

Which material has a low melting point?

• Metal

• Ceramic

• Plastic

• Glass

Which material is transparent?

• Glass

• Plastic

• Ceramic

• Metal

Which material is a good conductor of electricity?

• Glass

• Plastic

• Ceramic

• Metal

Which material is hard and does not corrode?

• Metal

• Ceramic

• Glass

• Plastic