scientific notation, a method of writing or displaying very small or very large values in a short form, description, a spoken or written summary of an observation, percent error, the expression of error as a percentage of the accepted value, dependent variable, the factor the scientist observes or measures during an experiment, experiment group, the part of the controlled experiment used study relationships among variables, international systems of units (SI), the internationally accepted system of measurement, explanation, an interpretation of observations, scientific theory, an explanation of observations or events that is based on knowledge gained from many observations and investigations, hypothesis, a possible explanation for an observation that can be tested by scientific investigations, critical thinking, comparing what you already know with information you are given in order to decide whether you agree with it., technology, the practical use of scientific knowledge especially for industrial or commercial use., inference, a logical explanation of an observation that is done from prior knowledge or experience, observation, the act of using one or more of your senses to gather information and take note of what occurs, science, the investigation and exploration of natural events and of the new information that results from those investigations, prediction, a statement of what will happen next in a sequence of events, scientific law, a rule that describes a pattern in nature, constant, the factor in an experiment that remains the same, control group, the part of an experiment that contains the same factors as the experimental group but the independent variable is not changed., qualitative data, the use of numbers to describe what is observed in any experiment., variable, any factor that can have more than one value, quantitative data, the use of numbers to describe what is observed in an experiment, independent variable, the factor that is changed by the investigation to observe how it affects a dependent variable

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