define resultant force,force of gravity and amphoteric oxides
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Explanation:
THE SUM OR DIFFERENCE OF TWO FORCES ACTING ON A BODY IS CALLED RESULTANT FORCE.
Oxides Which React With Both Acids And Bases To Form Salt And Water Are Called Amphoteric Oxides.
Aluminium Oxide And Zinc Oxide
gravitational force- the force of attraction between all masses in the universe; especially the attraction of the earth's mass for bodies near its surface.
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