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Science in Our World Vocabulary
Vocabulary from Chapter 1 8th grade Science class. 2012-13
17
Science
8th Grade
08/22/2012

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Term
Science
Definition
the knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be verified or tested
Term
Scientific Methods
Definition
a series of steps followed to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions
Term
Observation
Definition
the process of obtaining information by using the senses
Term
Hypothesis 
Definition
an explanation that is based on prior scientific research or observations and that can be tested
Term
Data
Definition
any pieces of information acquired through observation or experimentation
Term
Model or Prototype
Definition
a pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept
Term
Theory
Definition
an explanation for some phenomenon that is based on observation, experimentation, and reasoning
Term
Law
Definition
a summary of many experimental results and observations; a law tells how things work
Term
Technology
Definition
the products and processes that are designed to serve our needs
Term
Engineering
Definition
the process of creating technology
Term
Engineering Design Process
Definition
the process engineers use to develop a new technology
Term
Prototype
Definition
a test model of a product
Term
Cost-Benefit Analysis
Definition
the process of determining whether the cost of doing something is worth the benefit provided
Term
Bioengineering
Definition
the application of engineering to living things, such as humans and plants
Term
Assistive Bioengineering
Definition
engineering that results in a product or process that helps living organisms but does not change them permanently
Term
Adaptive Bioengineering
Definition
engineering that results in a product or process that changes living organisms
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