Size: 441
Comment:
|
Size: 799
Comment:
|
Deletions are marked like this. | Additions are marked like this. |
Line 6: | Line 6: |
* American Association of Variable Star Observers: * 2015 http://www.aavso.org/science-olympiad-2015 * 2014 http://www.aavso.org/science-olympiad-2014 |
|
Line 7: | Line 11: |
* Mars Facts: Life, Water and Robots on the Red Planet https://www.space.com/47-mars-the-red-planet-fourth-planet-from-the-sun.html * Mars research http://planetary-science.org/mars-research/ |
Reference
- Soinc solar system sample tests
- American Association of Variable Star Observers:
NASA Mars overview https://solarsystem.nasa.gov/planets/mars
Mars Facts: Life, Water and Robots on the Red Planet https://www.space.com/47-mars-the-red-planet-fourth-planet-from-the-sun.html
Mars research http://planetary-science.org/mars-research/