I think the answer is C. An element or compound that cannot be physically separated. Sorry if im wrong.
Answer:
I had the same question and I put a total lunar eclipse.
Explanation:
A total lunar eclipse would be less widely visible because, in a partial lunar eclipse the moon only has to partly be in the Earth's shadow.
I don't know if this is helpful or not, but this is what I put if you still needed it.
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That would be 3.621471•10^3
Answer:
here is the perfect answer :O^-2
There is Kinetic energy involved in the state something is in. The molecules in a liquid are moving around quicker than those in a solid.
That's one reason.
The ice requires energy to melt. Bonds must be broken to get from a solid to a liquid.