Answer:
the first one is energy level
Explanation:
<span>Brass is an <u>alloy</u>. An alloy
is a mixture of elements to form a unique material. Brass is a mixture of copper
and zinc and the percentage of each element depends on the desired material. It
has a higher malleability than bronze or zinc. Meaning that it can be bend
easily into it desired form.</span>
That only happens when the temperature is below freezing and the air around the ice is dry.
Well,
The outer core of the Earth is mostly composed of iron and nickel.
The correct option is C.
