P-1 Space Missions — Science STD 10 — Question

(i) In the second half of the 20th Century, there was a tremendous development in technology, specially space technology. Hence, space shuttles are satellite were developed and launched in the space.
(ii) More than thousand artificial satellites now are revolving around the Earth in various orbits.
(iii) Space Exploration helps to observe, study the various aspects of our solar system and the universe outside the solar system.
(iv) The collective effect of space exploration can be seen in the development of communication technology, weather forecasting and many other fields where artificial satellites are playing very important role in the world today.
(v) Space explorations are basically of two types, a) Satellite revolving around the Earth will study and observe various things happening on or around earth and sending information to the earth. b) Sending satellite outside our solar system to know more about the universe.