When members of a species compete, what do they compete for

Why do scholars believe that atlantis was a ficitonal place created by plato

What was one goal of the u.s. invasion of iraq? a. overthrow a dictator b. overthrow the taliban c. hunt down and destroy a terrorist network d. liberating a nation from communism

Which of these is an example of physical systems impacting the environment? a flood causes erosion and loss of shoreline. people fill a lake before building houses near it. an earthquake causes a building to fall. a native tribe considers a volcano to be sacred.