expieriment, Procedure designed to test a hypothesis, PH, pH is a way to measure how acidic or basic (alkaline) a liquid is, using a scale from 0 to 14, where 7 is neutral., ions, an atom or molecule with a net electric charge due to the loss or gain of one or more electrons, battery, a container consisting of one or more cells, in which chemical energy is converted into electricity and used as a source of power:, acid, a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind, base, A base is a substance that can accept hydrogen ions (protons) or release hydroxide ions (OH⁻) in water, and it reacts with acids to form salts, circuit, Closed loop that electrons can travel in, electrolyte, a liquid or gel that contains ions and can be decomposed by electrolysis, e.g., that present in a battery., closed and open circuit, Closed circuits allow current to flow, while open circuits stop it altogether, ion conductors/ conduction, substances that allow the flow of electric current due to the movement of charged particles known as ions , independent and dependent variables, is the factor that is changed or controlled in an experiment, while the dependent variable is the factor that is measured or observed in response to changes in the independent variable..

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