Across
- 1. Mars' density is about ____ times the density of water.
- 4. Does Mars have an atmosphere?
- 6. A year on mars is almost as long as ___ years on Earth.
- 8. What is the range of Mars' axle's tilt?
- 11. Mars is the ______ planet from the Sun.
- 12. Does Mars have a global magnetic field?
- 13. Mars' larger moon.
- 15. Mars is a satellite of this object.
- 18. A day on mars lasts about ___________ hours.
Down
- 2. The tallest volcano in the solar system.
- 3. The cause of Mars' red color.
- 5. A large natural satellite that orbits a planet.
- 7. Mars' smaller moon.
- 9. Mars is the god of ___.
- 10. Mars was named after a _____ god.
- 14. Of what element does Mars contain most of?
- 16. What shape is Mar's orbit?
- 17. This important compound may be frozen in Mars' poles.
