Quiz for Thermal Conductivity.

Which is not an INSULATOR?

• Wool

• Plastic

• Iron

• Glass

The handle of a frying pan is often coated in rubber because rubber provides?

• Heat Conduction

• Heat Insulation

• A low melting point

• A nonstick surface

Is iron a conductor or an insulator?

• Conductor

• Insulator

What is NOT an example of an insulator in the kitchen?

• A plastic measuring cup

• A wooden spoon

• 
  Pots and pans

• An oven glove

Conductors are materials that

• Stop heat from passing through

• Allow heat to pass through

• Stop cold to pass through

• Allow cold to pass through

Adam holds an ice cube in his hand. As he squeezes the ice, it begins to melt. Which of the following best explains why this happens?

• Heat moves from Abdul's hand into the cube and warms it

• Abdul releases cold to the ice

• Abdul absorbs heat from the ice

• Cold moves from the ice into Abdul's hand as it melts

For heat to transfer the two objects must be in

• the same temperature

• different temperatures

The base of iron is made from metal, why?

• To make the ironing process easier

• To enable it to conduct heat

Some Examples of an insulator:

• 
• 
• 
• 

Gloves help keep your hands warm in the winter because:

• They are conductors of heat

• They are fuzzy

• They are conductors of electrical energy

• They are insulators