It's testable
(adding random stuff right now to make the answer longer but the answer is it's testable
<span>A cloud collapses to form a star and disk. Planets form from this disk.
According to our current understanding, a star and its planets form out of
a collapsing cloud of dust and gas within a larger cloud called a nebula
.his dense, hot core becomes the kernel of a new star.
Hoped this helped :D
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The atomic mass is the sum of the protons and neutrons in an atom
Answer:
is 5 x 2 take away x76 x 10divide 5
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