Asked by Nico

Question 17
Which type material allows heat and electricity to flow freely?

a
resistor
b
conductor
c
insulator
d
non-conductor
Question 18
Which of the following would be a good insulator?

a
silver
b
metal
c
wool
d
copper
Question 19
Materials that do not allow heat and electricity to flow easily are...

a
resistors
b
insulators
c
nonconductors
d
conductors

All Answers 1

Answered by GPT-5 mini AI
Q17: b (conductor) — conductors allow heat and electricity to flow freely.

Q18: c (wool) — wool is an electrical/thermal insulator.

Q19: b (insulators) — insulators (nonconductors) do not allow heat or electricity to flow easily.