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Science & Deep Sea E
Test: Wednesday, May 2nd 2012
Question | Answer |
---|---|
The Challenger | First ship to explore the ocean depth. Used derdging to collect samples and to observe |
The Glomar Challenger | Continued to do the work of the Challenger |
JOIDES Resolution | Took over in the late 1980's and still continues today |
JOIDES stands for what? | Joint Oceanographic Institution for Deep Earth Samplings |
Submersible | Any self-propelled underwater craft |
Bathysphere | Heavily reinforced spheerical capsule attached to a cable that lower and returns it |
Bathyscaph | Similar to bathysphere however free moving |
Plate Tectonics | A theory that the earth's crust is divided into a number of large, plate-like sections that move as distinct masses |
Expedition | A journey mede for a specific porpuse |
Buoyancy | The power to rise or float in a fluid |
Fissure | A narrow opening produced by seperation of parts |
Chemosynthesis | Photosynthesis for under-water plants- to use chemicals and to produce sugar in an invironment with no sinlight |
Fragment | A part broken up or detached |
Landslide | The downward falling of a mass of soil or rock on or from a steep slope |
Accumulate | To gather or collect gradually |
Telepresence | The use of technology to operate machinery by remote control or to create the effect of being at a different or imaginary location |
Upwelling | The process where warm water is drawn away by off shore currents and replaced by cooler water |
Ballast Tank | A compartment within a boat or otherfloating structure that holds water |
Port | The left side of a ship |
Starboard | The right side of a ship |