Ответ:

1)There are seven planets in our solar system.(F)

2)Gravity keeps us here on the Earth.(T)

3)There are thousands of stars.(F)

4)Earth Is the second planet in the solar system where life is known to exist.(F)

5)The earth takes 365 days to orbit the sun(T)

6)The earth has no moon(F)

7)Space is an extremely dangerous place for a human being.(T)

8)If an astronaut did not wear a space suit they will explore.(T)

9)Yuri Gagarin became the third human who being to travel into outer space(F)

10)Mercury is closest to our sun.(T)