What first caused people to consider that the continents were once one large landmass

Iwanna go do something with my ideas? ?

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false