KIDS QUIZ
SPACE EXPLORATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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launching deep space expeditions
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controlling the weather
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observing Earth’s surface
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preventing ozone depletion
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Detailed explanation-1: -NASA satellites help scientists study Earth and space. Satellites looking toward Earth provide information about clouds, oceans, land and ice.
Detailed explanation-2: -The Earth observation satellites ERS-1, ERS-2 and Envisat of European Space Agency as well as the MetOp spacecraft of EUMETSAT are all operated at altitudes of about 800 km (500 mi). The Proba-1, Proba-2 and SMOS spacecraft of European Space Agency are observing the Earth from an altitude of about 700 km (430 mi).
Detailed explanation-3: -They are used in communication. They are used in weather forecasting system. They are used in GPS (Global Positioning System) They are used to transport instruments and passengers to the space to perform experiments.