conductors and insulators Flashcards
1
Q
what are conductors
A
Conductors are those substances through which electricity can flow.
2
Q
Provide examples of good insulators of heat.
A
Aluminium, iron and copper
3
Q
Why are metals often used in cooking utensils, which come in contact with heat?
A
they conduct heat well, and are chemically unreactive, so that they do not alter the flavor of the food.
4
Q
what are insulators
A
Insulators are those substances through which electricity cannot flow.
5
Q
what are some examples of good insulators.
A
Plastic, rubber, wood, and ceramics
