factor in an experiment that a scientist purposely keeps the same
A factor that can change in an experiment
Bias or error
Occurs when a scientist's expectations change how the results of an experiment are viewed.
a representation or sample of an object or event
a working model used to test a design
Engineering Design Process
the process engineers use to develop a new technology
A limit to the design process. Constraints may be such things as appearance, funding, space, materials, and human capabilities.
unforeseen effects of new technologies that the designers failed to forsee.
What a new technology was designed to do.
Explores the production of mechanical devices, products, biological substances and organisms to improve health and/or our daily lives. Products include medicines, food, biofuels, pesticides, pest management.
engineering that results in a product or process that changes living organisms
Engineered product that assists living organisms
an instrument that makes small objects look larger
used to measure length
instrument used to measure volume of a liquid
Wide top glassware that measures volume
tool used to measure mass
a tool that measures forces, such as weight
device for looking at distant objects
a device used to solve mathematical problems
information gathered from observations
electronic device for storing and processing data
Graphs and Charts
use this to communcate the results of an exprement