What did Kepler use GEOMETRY for A- to explain gravity
B-to explain interstellar collapse
C- to explain the laws of planetary motion
D- to explain the nebula hypothesis

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.