Click the link below to answer the following questions.
1. How fast does the International Space Station (ISS) travel?
2. How long is the ISS?
3. What is the estimated total cost of building the ISS?
4. The ISS is the third brightest object in the night sky at the moment. What two objects are brighter?
5. When do we plan to de-orbit (crash land) the ISS?
6. How long do astronauts need to work out each day aboard the ISS?
7. How do they create oxygen on the ISS? Explain the process?