About 4 hours!
Well, if you can imagaine that weight of 1,600 elephants on every square cm of your body. That's the pressure on your body.
6 minutes
2 minutes.
2 weeks
Construction began in 1977 and it was ready for launch in 1985, around eight years later. It was not launched until April 24, 1990 though, due to delays from the Challenger disaster in 1986.
It depends on what is falling, how far down the bottom is, and whether the fall is controlled or not.For example, it's been estimated that it only took Titanic a few minute to fall nearly 3800 meters to the floor of the Atlantic. By contrast, a modern research vehicle took about 2½ hours to make a controlled drop 11000 meters to the bottom of the Challenger Deep.
3 years
The deepest dive to the bottom of Atlantic ocean was 10,994 meters deep. It was done by Don Walsh in a submarine and the dive took 4 hours and 47 minutes.
Do we have a challenger to take on my champion.The Challenger disaster was completely avoidable.
about 1,000
how long is a deep cleaning
30 days
Florida
The bottom of what? Please be more specific.
500 to 1,000 years
The Space shuttle Challenger disaster occurred on January 28, 1986.
About how long it would take a cut to heal.