(physics) the capacity of a physical system to do work
the act of deposing someone
sequence of events in which rocks are formed, destroyed, altered, and reformed by geological processes
the branch of geology studying the folding and faulting of the earth's crust
pertaining to or exhibiting magnetism produced by electric charge in motion
method of determining the age of a fossil by comparing its placement with that of fossils in other layers of rock
(biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix
a species that is in danger of extinction throughout all or of a significant portion of its range
inherited characteristic that increases an organisms chance of survival
the act of concealing the identity of something by modifying its appearance
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
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.
Your microphone is muted
For help fixing this issue, see this FAQ.