3 Read the text again and write true or false. Correct the false sentences.
1 The Soviet Union put the first artificial satellite in
orbit.
2 Sputnik 1 was the first natural satellite.
3 Astronauts constructed the ISS in space.
4 Teams of researchers have been living in space
since 1990
5 Charles Simonyi has been on one trip into space.
6 Sub-orbital spacecraft are spaceships which travel
into space.
7 People can experience weightlessness on sub-
orbital spacecraft​

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