Answer:

Explanation:
The contact between the sheet of gold and the sheet of iron allows a heat transfer until thermal equilibrium is done, which means that both sheets have the same temperature:






The final temperature is:

Answer:
the friction?? or the movement
Explanation:
sense the salt is so light its easy to move
We know that density = mass /volume
so
mass=volume*density
volume=mass/density
so c is wrong
Newtons universal law of gravitation
hope this helps
Moves from the atmosphere to the oceans