Across
- 2. What is the name of the space agency in the United States?
- 6. another name for a list of requirements
- 9. invisible energy from the sun and outer space that harms people's health
- 10. This means that something is inflated like a balloon.
- 12. The visor shield on this part of the spacesuit shields the astronaut's eyes from the sun's energy.
Down
- 1. Chilled _____ runs through tubes in the suit's innermost layer to cool the astronauts in the sun's extreme heat.
- 3. There is no _____ air in space.
- 4. What object is the Portable Life Support System?
- 5. How many layers of material is in the new spacesuits?
- 7. NASA tests the spacesuits in special facilities that mimic the _____, air pressure, and temperature of a harsh space environment.
- 8. The suit's outer layer protects astronauts from accidental _____ while traveling in space.
- 11. About how many years have humans been traveling into space?