Argo(Ocean monitoring system) includes nearly 4000 ______?
Correct answer: A. floating robots
- A. floating robots
- B. trained swimmers
- C. small boats
- D. None of these
Explanation
The Argo programme uses thousands of autonomous floating instruments, often called profiling floats, to collect ocean data. They drift with currents and regularly dive and return to the surface.
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Inventions and Discoveries covers the people, dates, principles and practical uses behind developments such as the wheel, printing press, telephone, electricity, radio, computer, internet, vaccines and space technology. It distinguishes an invention, which creates a device or process, from a discovery, which identifies something already present in nature.
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