Create an account
a series of steps followed to solve problems, a series of steps followed to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions
the process of gathering information about events or processes in a careful, orderly way
an explanation that is based on prior scientific research or observations and that can be tested
a pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept
the process of determining whether the cost of doing something is worth the benefit provided
the branch of engineering science in which biological science is used to study the relation between workers and their environments
engineering that results in a product or process that helps living organisms but does not change them permanently
engineering that results in a product or process that changes living organisms
the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards)
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together