Question

Question 20
Which of the following would be a good conductor?

a
rubber
b
silk
c
metal
d
air
Question 21
If you were eating a bowl of hot soup, which utensil listed below would be the unfavorable choice?

a
wooden spoon
b
metal spoon
c
plastic spoon

Answer 1

Question 20: c — metal (metals are good conductors of heat and electricity).

Question 21: b — metal spoon (it conducts heat and will get hot; wooden or plastic spoons are better insulators).