1001 Space Earth Nature History Human World Science and Technology Chemistry Materials Force and Energy Heat and Light Electricity and Magnetism Industry Machines Electronics and Computers Cars and Trucks Railways Ships Aircraft Fishing and Agriculture Undersea Exploration

Choose a Page:How does salt dissolve in water?Where do dyes come from?What is the difference between a m...What is a molecule?*How big is an atom?*How does film processing work?How do detergents work?How many elements are there?Which is the most common element?What is inside a fire extinguisher?What is a polymer?What are acids used for?Are tyres made from natural rubber? How big is an atom? Atoms vary in size, but a carbon atom, for example, is so small that there are 1,000 million of them in the ink in the period at the end of this sentence. A diagram of an atom   Previous: Back Book: 1001 Section: Science and Technology Chapter: Chemistry