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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 an is supported by large body of evidence acquired thourgh scientifiv investigation.
law A descriptive statement or equation that reliably predicts events under certain conditions.
experiment An organized procedure to study something under controlled conditions.
hypothesis A testable idea or explanation that leads to scientific investigation.
dependent variable In a scientific investigation, the factor that changes as a result of manipulation of one or more independent variables.
observation The process of obtaining information by using the senses; the information obtained by using the senses.
independent variable In a scientific investigation, the factor that is deliberately manipulated.
data Information gathered by observation or experimentation that can be used in calculating or reasoning
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 mathematicas 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 the 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, transpertation, sale use, and disposal of a technoloy.
pugh chart A table use to compare the features of multiple items, such as techological products or solutions.
Created by: Garensky
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