Answer:
Technology indicates the level of educational development of society. Human beings were able to develop technology after they developed better understanding of natural laws.
(i) The understanding of concepts of friction and heat helped us discover fire.
(ii) Understanding of the secrets of DNA and genetics enabled us to conquer many diseases.
(iii) The laws of aerodynamics are used to develop faster planes.
Knowledge about nature is extremely important to develop technology. Technology loosens the shackles of environment on human beings.
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