Size of Objects in the Universe Quiz

1. What is the approximate size of the observable universe?

• 1 trillion light-years

• 93 billion light-years

• 50 billion light-years

• 100 million light-years

8. How does the size of the Earth compare to the size of the Sun?

• The size of the Earth is constantly changing compared to the size of the Sun.

• The size of the Earth is much larger compared to the size of the Sun.

• The size of the Earth is the same as the size of the Sun.

• The size of the Earth is much smaller compared to the size of the Sun.

Which is closer to Earth?

• The Moon

• The Sun

• The planet Mars

• The planet Venus

Which answer ranks the objects correctly from smallest to largest?

• Sun, Moon, Earth

• Earth, Sun, Moon

• Moon, Sun, Earth

• Moon, Earth, Sun