Answer the following question given this paragraph: 

Do you like toast? Did you ever look inside a toaster while it’s toasting bread? When you push down the lever to turn on the toaster, the metal heating element inside starts to glow orange or red almost instantly. You can see the glowing heating element inside this yellow toaster. The glowing metal shows that the heating element has become very hot. It gets hot so quickly because metals are good conductors of thermal energy.


Q: Why does the heating element of a toaster get hot so quickly?


A:
good conductor