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What Are Gamma Rays?
Gamma rays are streams of electromagnetic waves. They are given off from elements such as radium, when they undergo a process known as radio
Why Is Pollution a Problem?
Pollution is a problem because man, in an increasingly populated and industrialized world, is upsetting the environment in which he lives. M
When Does an Atom Split?
An atom splits when it is struck by a neutron. The nucleus of the atom then breaks into two roughly equal parts and, at…
What Is Hard Water and How Can It Be Treated?
Hard water is water that contains certain dissolved chemical that act on soap to form a scum. If water comes from limestone areas, some…
How Do Fire Extinguishers Work?
Fire extinguishers stop flames either by dousing them in water or by excluding the oxygen which a fire needs in order to burn. There…