Consider a seafloor spreading zone creating 1 centimeter of new crust over its entire 1000 kilometers length every year.
a) how many square kilometers of surface will this create in 100 million years? express your answer in km squared
b) what fraction of earth's surface does this constitute?

70 pts answer the following questions in full sentences and paragraphs, using at least 150 words, in the essay box below. 1. which organisms are carnivores? herbivores? omnivores? 2. if the ecosystem is balanced, which populations should be the largest? the smallest? 3. imagine a group of hunters kills half of the rabbit population. how will the other organisms be affected? 4. imagine disease kills 85 percent of the wolf population. how will the other organisms be affected? 5. imagine a foreign mountain lion species is introduced into the ecosystem. how will the other organisms be affected?