Why
is a single linear scale not useful for
representing planets, stars, and galaxies all on the same diagram?

Question

Why
is a single linear scale  not  useful for
representing planets, stars, and galaxies all on the same diagram?

Answer

The range of distances spans many
orders of magnitude.

Answer

Linear scales make planets appear too large.

Answer

Linear
scales distort the shapes of objects.

Answer

Light‑years
and AU cannot be used on the same diagram.

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