section 4 Flashcards
1
Q
danger of leaving earth
A
weather, malfunctioning equipment and birds can interfere with launch
2
Q
dangers in space
A
floating debris, meteoroids, loss of radiation
3
Q
danger of returning to space
A
perfect re-entry path needed
if angle is too steep you go to fast and burn
if angle is too shallow you wont make it past atmosphere
4
Q
space junk
A
pieces of debris that have fallen off spacecrafts and remain floating in space
5
Q
canadarm
A
a remote controlled arm attached to space shuttles
biggest canadian contribution to space travel
launch and retrieves satellites
helps fix the Hubble
put together modules of ISS
