Use the animation to show students a ball model of a water molecule (H 2 O) and post the water molecule card. Explain that a water molecule has two hydrogen atoms and one oxygen atom. Ask students to ...

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert ...

Carl Sagan told us that there are more stars in the universe than there are grains of sand on all of the Earth's beaches. At the same time, there are more H 2 O molecules in just 10 drops of water ...

Do you need a well-equipped lab to measure the size of an atom (German, machine translation)? According to [stoppi], no. You need sunflower oil, some bear moss spores, and a bit of gasoline.

The video was produced by James LaPlante, an Animator at Sputnik Animation; Richard Milner ... scientists had figured out many of the contemporary atom's secrets, including its protons, neutrons ...