Who was the first one to propose a mechanism for evolution?

Which of the following gives the correct relationship about the accelaration of the three cars? a. accelaration of car a = accelaration of car b = accelaration of car c b. accelaration of car a > accelaration of car b = accelaration of car c c. accelaration of car a < accelaration of car b = accelaration of car c d. accelaration of car a < accelaration of car b < accelaration of car c

Earth as a system subsystem rocks and minerals

What are the criteria for an object to be considered matter?