Water molecules are strongly attracted to each other through their two hydrogen atoms.
Energy binds atoms together into molecules.
Scientist Amaeo Avogadro first distinguished molecules from atoms in 1811.
Atoms and molecules are too small to directly
measure.
Many people in this country have reservations concerning the safety of atomic energy.
An atomic clock is accurate to within 1 second in 1.7 million years.
Every second, a hurricane releases as much energy as the explosion of a Hiroshima-type atomic bomb.
In
March of 1950, the Soviet Union announced it had built an atomic bomb.
The United States conducted its first test of an experimental atomic bomb at 5:30 a.m. on July 16th, 1945.
In science, each element is composed of a different type of atom.
The dropping of the atom
bomb on Hiroshima signaled the beginning of an era in which man has become capable of destroying all life on our planet.
When we perceive of something as being 'hot,' it is because the atoms in the material are moving rapidly.
In 1939, Albert Einstein sent a letter to President Roosevelt informing him of German atomic research, and the potential for a bomb.
All matter in the universe is composed of atoms.
Nuclear power plants create energy by splitting atoms of uranium.
Ernest Rutherford discovered the structure of the atom in 1911.
The uranium atom is the heaviest of all the naturally occurring elements.
Uranium has 92 protons contained in the atom's nucleus, which is a huge amount when compared with other lighter elements such as hydrogen, which has one.
Omar Bradley once noted that the way to win an atomic war is to make certain it never starts.
Albert Einstein once remarked, "Since I do not foresee that atomic energy is to be a great boon for a long time, I have to say that for the present it is a menace."
1923 Nobel prize winner for physics Robert Millikan once stated, "There is no likelihood man can ever tap the power of the atom."
Albert Einstein once stated that the unleashed power of the atom has changed everything save our modes of thinking, and we thus drift toward unparalleled catastrophes.
Discussion question: How do you feel about atomic energy?
Find someone who lives in a country which uses atomic energy.