4. State whether the following statements are true or false. Correct the false statements. Try not to look into the article.

1. The last moon landing was in 1960s.

2. In space, human-controlled robots are used for tasks ranging from delicate surgery to exploration of the deep sea.

3. Telerobotics would be more productive for exploration than semi-autonomous robots.

4. There is a hitch in trying to control from Earth a robot that’s exploring another planet: the huge time lag as the signals travel back and forth.

5. Lesser latencies cause problems.

6. Latency on Earth is no more than a few hundred seconds.

7. Latency between the Earth and moon is about 3 seconds.

8. Real-time control from Earth is possible.

9. The most probable way have robotic telepresence on Mars would be to station astronauts in orbit around the planet.

10. Rovers couldn’t be controlled in real-time to explore the far side of the moon.

11. Mars is usually considered beyond the scope of human exploration.

12. A Venus mission could be shorter as it is closer to us than Mars.

13. Having human telepresence would make exploration much more productive than if autonomous robots had to await commands from Earth.