Answer:
A
Explanation:
surface on which the object is moved or the nature of the surface .i.e. rough surface ,smooth surface ,liquids
Answer:
Water
Explanation:
It is because water can be in a solid state which is ice, liquid state which is the water and gas which is the steam that comes from water
Answer:
Neon and Methane
Explanation:
Nitrogen and Oxygen made up way over half of the atmosphere so it's without a doubt, not those two. Precisely, Nitrogen makes up 78% of the atmosphere while oxygen makes up 21%
Heat is usually transferred by convection
Answer:

Explanation:
Hello!
In this case, according to the Avogadro's number, it is possible to compute the atoms of Kr in 2.00 moles as shown below:

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