There are
approximately
317,000,000
people
in
the
U. S.,
and
the
area
of
the
U. S.
is
about
4,000,000
square
miles.

If
the
people
were
spread
out
evenly,
about
how
many
people
are
there
per
square

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

Which three statements represent the benefits of performing experiments using computer simulations?