Question 4·Put in order
Put these Speedmaster-era spaceflight moments in order by date, earliest first.
Correct order
- 1Ed White makes the first American spacewalk
- 2Armstrong and Aldrin land in the Sea of Tranquility
- 3Apollo 13's crew time a 14-second burn on a Speedmaster
- 4Apollo and Soyuz spacecraft dock in orbit
The story behind it
On Apollo 11, Aldrin's Speedmaster was the only one worn on the lunar surface. Armstrong left his inside the Lunar Module as a backup for the in-cabin timer, which had malfunctioned, which is why the first watch worn on the Moon is Aldrin's and not the commander's.