V.Complete the sentences with the words from the box. Use each word once only.
orbit operate comet float microgravity
launch mission astronomy astronaut spacesuit
1. The mission not only taught NASA about Venus , but also how to ____ a spacecraft far from Eaeth.
2. The tail of a ___ can extend over 84 milion miles , nearly the distance between the earth and the sun.
3. The ___ of Apollo 11 was to land two men on the lunar surface and return them safely to Earth.
4. Sally Ride became the first American waman ___ to fly in space in 1983 when she was 32 year old.
5. People ___ in space because there is no gravity to pull them towards anything
6. In ___ , astronauts can move things that weigh hundreds of pounds with just the tips of their fingers .
7. The ___ of Apollo 13 was delayed from March 12th to April 11th , 1970 to give the new prime crew more time to train.
8. Was Viet Nam's first telecom satellite Vinasat - 1 put into ___ on April 18th , 2008.
9. This ___ was worn by astronaut Neil Armstrong , the first human to set foot on the Moon .
10. Quang ia interested in ___ . He can spend hours studying the sun , moon , stars and planest.
