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Nature Of Science

Unit 1

TermDefinition
empirical evidence The observations measurements, and other types of data that people gather and test to support and evaluate scientific explanations.
theory A system of ideas that explains many related observations and is supported by a large body of evidence acquired through scientific investigation.
law A descriptive statement or equation that reliably predicts events under certain conditions.
experiment An organized procedure to study something under controlled conditions.
observation The process of obtaining information by using the senses :the information obtained by using the senses.
hypothesis A testable idea or explanation that leads to scientific investigation.
independent variable In a scientific investigation, the factor that is deliberately manipulated.
dependent variable In a scientific investigation, the factor that changes as a result of manipulation of one or more independent variables.
model A pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept
engineering The application of science and mathematics to solve real-life problems.
technology The application of science for practical purposes: the use of tools, machines, materials, and processes to meet human needs.
prototype A test model of a product.
trade off The giving up of one thing in return for another, often applied to engineering design process.
risk benefit analysis The comparison of the risks and benefits of a decision or product.
life cycle analysis The evaluation of the materials and energy used for the manufacture, transportation, sale, use, and disposal of a technology.
Pugh chart A table used to compare the features of multiple items, such as technological products or solutions.
data info gathered by observation or experimentation that can be used in calculating or reasoning
Created by: Sailor Allen
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