Changes

== Use of different definitions ==

== Use of different definitions ==

When evolution is defined simply as "the gradual appearance of new forms of life" over geological time, then 55% of Americans agree with [[biologists]] and [[geologists]] that evolution has really occurred. Disagreement on this point comes mainly from [[Young Earth Creationists]].

When ''evolution'' is defined as "the gradual appearance of new forms of life" over geological time, then Americans are split 50-50 over it has really occurred.

But when defined more narrowly as new forms of life coming into being "without any intervention from God", only 13% to 16% of Americans agree.

About 45% of Americans are [[Young Earth Creationists]].

Advocates for the [[teaching of evolution]] as a finding of mainstream science tend to use two different meanings of "evolution".

Advocates for the [[teaching of evolution]] as a finding of mainstream science tend to use two different meanings of "evolution".