| A | B |
|---|
| astronaut | a person trained to participate in the flight of a spacecraft |
| launches | puts into action by force |
| mission | an operation that is assigned to achieve certain goals |
| orbit | the path of a spacecraft around the earth |
| reusable | able to be used again |
| satellite | a device made to orbit the earth while performing a task |
| space shuttle | a spacecraft launched like a rocket that can return to earth and land like a plane |
| specialist | one who becomes an expert in a particular field |
| weightlessness | the condition of being without weight |
| demanding | requiring a lot of effort |
| embassy | official headquarters of the representative of a foreign government |
| applicants | people who apply for a job |
| meditation | disciplined concentration on particular ideas |
| intensely | in a way that involves extreme effort |
| medication | a drug used to treat an illness |
| trailblazer | pioneer |
