The Earth spins on its own axis. What is this spinning called?
- Its revolution
- Its rotation
- Its reflection
- Its refraction
Show answer and solution
Correct answer: B. Its rotation
1. The Earth does two separate movements at the same time.
2. Spinning on its own axis is called rotation, and one turn takes a day.
3. Travelling around the Sun is called revolution, and one trip takes a year.
_Source: Siyavula Natural Sciences Grade 7 (CC BY 4.0), Earth's revolution_