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Fifth Class science · D.2 · Space and Earth

The Sun, the Moon and the stars

Brightness depends on both size and distance. The farther an object is, the dimmer it looks even if it's big or bright.

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  1. Leo and Lena are curious. Why does the Moon look smaller than the Sun even though it's not far away?

    • The Moon is much smaller in size (right)
    • The Moon is farther from Earth than the Sun
    • The Moon moves faster around Earth
  2. Omar and Amara are curious. Why does the Moon look smaller than the Sun even though it's closer?

    • The Sun is much bigger (right)
    • The Moon is not bright
    • The Moon has less light
  3. In science class, Ines asks: If the Moon were twice as far from Earth, would it look brighter?

    • It would be the same size
    • It would appear larger
    • No, it would look dimmer (right)

Tip: Brightness depends on both size and distance. The farther an object is, the dimmer it looks even if it's big or bright.

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