Which of the following is a definition of motion?
a. a change in position over time
b. a location compared to other locations
c. the length of the path between points
d. the speed and direction of an object

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food

Did you know that a blue wales tongue weighs more than an elephant?

Which organism actively hunts other