All Words
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| observation | An act of noting and recording an event, behavior, or fact with an instrument or with the 5 senses.
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| inference | A logical conclusion drawn from the available evidence and prior knowledge.
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| bias | Basing conclusions on opinion rather than information.
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| science | The general method we use to discover answers to questions about the universe by carefully thinking about the question, guessing the answer, and testing our guess.
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| hypothesis | A tentative explanation for an observation or scientific problem that can be tested by a scientific experiment.
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| scientific experiment | An organized procedure used to study something under controlled conditions.
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| independent variable | The one factor that you are testing in your experiment and the only factor which causes change.
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| dependent variable | The measure of the response or change that has occurred due to a change in the independent variable.
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| standardized variables | All the factors which must be kept the same in order to know that observed changes are due to a change in the independent variable only.
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| control group | Another group in an experiment that is the same in every way except it does not have the independent variable applied to it and is used for comparison.
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| mean | The average of a set of numbers. Calculated by adding up all of the numbers and then dividing by the number of numbers in the set.
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| median | The middle number of a set of numbers that has been placed in order.
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| mode | The number in a set of data that occurs most often.
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| range | The least value and the greatest value in a set of data.
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| Metric System | The system of measurement used by all scientists.
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| length | The straight line distance between two points.
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| meter | The Metric base unit of measure for length.
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| mass | The amount of matter in an object.
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| gram | The Metric base unit of measure for mass.
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| balance | The tool used for measuring the mass of an object.
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| weight | A measure of the force of gravity pulling on an object.
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| Newton | The Metric unit of measure for weight.
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| volume | The amount of space and object takes up or how much liquid a containeer can hold.
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| liter | The Metric base unit of liquid volume.
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| graduated cylinder | A lab tool used for measuring volume.
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| water displacement | A method used to find the volume of an irregularly shaped object.
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| precision | The consistency of measurment and how well you can do the same thing over and over.
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| accuracy | The difference between a measurement and the actual value.
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| conclusion | A paragraph summarizing the purpose and results of an investigation, whether your hypothesis is accepted or rejected, a question for further research, something you learned, and advice you have for other scientists conducting the same investigation.
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| temperature | The measure of the average kinetic energy of the molecules in a substance and is the numerical measure of how hot or cold something is.
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| degrees Celsius | The metric unit of measure for temperature.
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| thermometer | The tool used to find the temperature of something.
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| cubic centimeter | The unit of measure for measuring solid volume.
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| faulty reasoning | Occurs when the conclusion is not supported by the data.
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| scale | The laboratory instrument used to measure weight.
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Created by:
susanmason
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