Which Is a Recent Technology Currently Used in Modern Marine

question 17

Multiple Choice

Which is a recent technology currently used in modern marine science?

• A)The remotely operated vehicle
• B)The chronometer
• C)The pendulum clock
• D)The leadline, or sounding line

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Definitions:

Ionic Compounds

Compounds composed of ions held together by ionic bonds; typically formed when a metal reacts with a nonmetal or a polyatomic ion.

CH4

CH4, methane, is a simple alkane hydrocarbon with one carbon atom bonded to four hydrogen atoms, and is a major component of natural gas.

NH3

Ammonia, a colorless gas with a pungent smell, consisting of nitrogen and hydrogen (NH3).

Diatomic Elements

Molecules composed of only two atoms, of the same or different chemical elements.