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Nature of science

Unit 1

TermDefinition
empirical evidence Info gained through direct observation, experiments, or sensory experience rather than through pure logic
theory the explanation for some phenomenon that is based on observation, experimentation, and reasoning.
law a descriptive statement or equation that reliably predicts events.
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 info by using senses the info obtained by using the senses.
independent variable in a scientific investigation, the factor that is deliberately manipulated.
Data info 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 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 the engineering design process.
life cycle analysis the evolution of the materials and energy used.
pugh chart a table used to compare the features of multiple items, such as technology products or solution.
risk-benefit analysis the comparison of the risks and benefits of a decision or product.
Created by: RileyRussell99
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