The teacher Christa McAuliffe died in a vehicle named for this word as a result of a faulty O-ring seal.
This word names the expedition taken in 1872 by Charles Wyville Thomson that was the first devoted completely to oceanography. Film director James Cameron used a submersible named for this word in 2012 to make a record-breaking solo dive. The teacher Christa McAuliffe died in a vehicle named for this word as a result of a faulty O-ring seal. For 10 points, identify this word that names the deepest point of the Marianas Trench and the Space Shuttle that exploded in 1986.
This word names the expedition taken in 1872 by Charles Wyville Thomson that was the first devoted completely to oceanography.
Challenger 