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scientific terms
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| Term | Definition |
|---|---|
| Activation energy | A type of energy required to initiate chemical reaction. |
| Chemical reaction | Transformation of substance by rearranging the atoms. |
| Acid | A compound that uses hydrogen ions when its in aqueous solution. |
| Ion | An atom with an unbalanced electrical caused by gaining or losing one or more atom. |
| Atom | Contains particles of protons neutrons and electrons. |
| Proton | Are positively charged particles creating part of an atom |
| Neutron | Are particles with no charge. |
| Electron | Are negative charged particles with in a atom. |
| Radioactivity | A spontaneous release of energy. |
| Anion | A negative ion. |
| Density | Density is the mass per volume in a substance. |
| Fission | Fission is spliting a nucleus of an atom to make smaller units. |
| Mass | The weight of the matter in the body. |
| Photons | Photons are quantum particles. |
| Stress | The measure of force inside the body. |