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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. |