(02.03 MC)

If the age of the middle layer of a rock sample is between 300 million years and 1 billion years, which of the following could be the age of the lowermost layer?

2 million years to 5 million years
900 million years to 1 billion years
1.5 billion years to 2.5 billion years
800 million years to 950 million years

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late- twenties or long because

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?

Plz hury on a timer which statements explain what happens at deep-ocean trenches? check all that apply. crust is formed. mountains are formed. seafloor spreading occurs. crust becomes molten rock. denser plates slide under lighter plates.