Mini-Quiz: Motion of the Earth

1. What is a leap year?

   A year with 365.25 daysSorry, not correct. Try another button. A year with an extra day to compensate for the actual number of days to orbit the SunThat is correct. You look like an astonomy Champion. A year without FebruaryGood try, but not right. Select another answer.

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

   The Earth is closer to the SunSorry, not correct. Try another button. The days are longer and the sunlight more directGood job. You are improving. The Earth is closer to the equator in summerOops! Wrong answer. Re-read the question and try again.

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

   No, it only rotates around the SunOops! Wrong answer. Re-read the question and try again. The Earth is at the center of the Milky WayGood try, but not right. Select another answer. Yes, it follows the Sun in its orbitThat is correct. You look like an astonomy Champion.

Pick an answer to see instant feedback. Re-read the lesson if you miss one.