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An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element. Every solid, liquid, gas, and plasma is composed of ...

What is an atom?


An atom a fundamental piece of matter. (Matter is anything that can be touched physically.) Everything in the universe (except energy) is made of matter, and, so,  ...

Questions and Answers - What is an atom? What are atoms made of?


An answer to the question: What is an atom? What are atoms made ... Atoms are composed of particles called protons, electrons and neutrons. Protons carry a ...

www.ask.com/youtube?q=What Is a Atom?&v=o-3I1JGW-Ck
Nov 13, 2012 ... Science expert Emerald Robinson explains what an atom is. To view over 15000 other how-to, DIY, and advice videos on any topic, visit ...

What is an Atom? | Parts of an Atom - Live Science


Jun 5, 2013 ... Atoms are the basic units of matter. They are made up of three particles: protons, neutrons and electrons. Definition of an atom, nucleus, proton, ...

What Is an Atom? - Chemistry - About.com


Answer: An atom is the basic unit of an element. An atom is a form of matter which may not be further broken down using any chemical means. A typical atom  ...

What is An Atom? - Definition & Examples - Video & Lesson ...


Mar 25, 2015 ... After watching this video, you will be able to explain what an atom is, how it is structured, what they are made from, and give some examples of.

What is an atom? - It's a Question of Physics - The Atomic Age ...


Ernest Rutherford's original atomic model is now understood to be inaccurate, but it retains its meaning as an icon today. The nucleus consisting of protons and ...

Atoms - What are they? What's inside them? - Explain that Stuff


Apr 6, 2016 ... An easy-to-understand introduction to atoms, molecules, elements, compounds, ions, and isotopes.

Structure of the Atom (grades 6-8) - NYU


Basics about atoms, including structure and behavior.

Atoms are the basis of chemistry. They are the basis for everything in the Universe. You should start by remembering that matter is composed of atoms. Atoms and the study... More »
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