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Activity 2: "Roasted Hotdogs."
What you need:
2 hotdogs
metal hanger
barbeque stick
flame
What to do:
1. Put the first hotdog in barbeque stick, and the other in metal hanger.
2. Roast them in a flame.
3. For about a minute, hold the barbeque stick and the metal hanger.
4. Observe.
a. What have you noticed when you hold the barbeque stick and the
metal hanger?
Write your answer below:
Metal hanger
Barbeque stick
b. Which of the two materials used in hotdog is a good conductor of heat?
c. Why some materials are good conductors of heat?​


Sagot :

Answer:

when I hold the barbeque stick from flame I can handle it easily because Its temperature is still the same whereas if I hold the metal hanger Its so hot because the hea from the flame absurd by metal