Tag Archives | are

Are We Happier Than Our Forefathers?

Are We Happier Than Our Forefathers? The above remark is puzzling one and so cannot be answered categorically. Opinion remains divided on this subject, because the world of today is quite different and much improved than that a century ago.

By |2011-06-12T11:14:43+00:00June 12, 2011|Free Essays|Comments Off on Are We Happier Than Our Forefathers?

Are we really Progressing?

Much of the progress that man has made is tagged with science. Man has conquered the forces of Nature, has landed upon the moon and discovered the mysteries of space.

By |2011-05-13T16:52:27+00:00May 13, 2011|Essay|Comments Off on Are we really Progressing?

Are the stars we see permanent in the Universe?

Stars are the heavenly bodies that are extremely hot and incandescent (have light of their own). Stars are in reality huge glowing balls of hot gases. Stars are mainly made up of hydrogen. They also contain some helium and dust.

By |2011-01-02T16:06:17+00:00January 2, 2011|Geography|Comments Off on Are the stars we see permanent in the Universe?

Why are only certain elements radioactive ?

Atomic nuclei contain protons and neutrons. The stability of a nucleus depends upon the number of protons and neutrons are nearly equal, then the nucleus is stable. The nuclei in which the number of neutrons is more than the number of protons are unstable.

By |2010-12-30T17:29:33+00:00December 30, 2010|Chemistry|Comments Off on Why are only certain elements radioactive ?
Go to Top