Heat transfer: conduction, convection and radiation

Question 1 of 10

Heat transfer through a vacuum takes place by ___.

Question 2 of 10

Cooking pots often have wooden or plastic handles because these are

Question 3 of 10

Houses in hot climates are often painted white because white surfaces

Question 4 of 10

Copper is a better conductor of heat than glass.

Question 5 of 10

A shiny surface is a good emitter of radiation.

Question 6 of 10

A Leslie cube is used to compare

Question 7 of 10

Woollen clothes keep us warm because wool traps air, a poor conductor.

Question 8 of 10

Water is a poor conductor of heat. This can be shown by

Question 9 of 10

The best absorbers of radiant heat have dull ___ surfaces.

Question 10 of 10

A material that conducts heat poorly is called an ___.