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Mini-Quiz: Motion of the Earth

by Ron Kurtus (updated 18 January 2022)

Take this Mini-Quiz to check your understanding of the lesson material.

1. What is a leap year?

A year with 365.25 days

A year with an extra day to compensate for the actual number of days to orbit the Sun

A year without February

2. Why is it warmer in summer in the Northern Hemisphere?

The Earth is closer to the Sun

The days are longer and the sunlight more direct

The Earth is closer to the equator in summer

3. Is the Earth rotating around the center of the Milky Way?

No, it only rotates around the Sun

The Earth is at the center of the Milky Way

Yes, it follows the Sun in its orbit

If you got all three correct, you are on your way to becoming a Champion in Astronomy. If you had problems, you had better look over the material again.

Be proud of your work

Resources and references

Ron Kurtus' Credentials


Earth Facts and Figures - From NASA

The Earth - Details from Nine-Planets website

Space Weather - News about Earth-Sun environment

Astronomy Resources


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