2. Blast Off into

3. solar system (noun) The sun and the planets and other objects that orbit the sun Picture of the solar system

4. planet (noun) A large body in space that orbits a star and does not picture light on its own.

5. orbit (verb) A path of a object as it circles around another object in outer space. Moon orbiting the Earth, and Earth orbiting the Sun.

6. Earth (noun) The only planet in the solar system on which life is known to exist. Planet Earth

7. sun (noun) The star that is made of mainly hydrogen and helium gases, and supplies the heat and light that sustains life on Earth. Yellow figure represents the sun as the source of light for the planets

8. Use the vocabulary words to fill in the blanks.

9. ________ the only planet where life is known to exist. Sun Moon Mars Earth Next Question

10. The ___________ is the direct source of light for the universe. Solar system sun earth galaxy Next Question

11. The ___________ is made up of the sun and the planets. universe globe earth solar system Next Question

12. A planet can produce its own light. TrueFalse Next Question

13. The sun orbits around the __________. The sun does not orbit Moon Planets Galaxy Finished Test

14. Sorry, try again ! Go Back

15. That’s Correct ! Back to question

16. 1-0 wrong -------------------- A 2 wrong-----------------------B 3 wrong -----------------------C 4 wrong------------------------D 5 wrong ------------------------F