Astronomers know from observation that the universe is expanding and
_back in time to predict what happened a long time ago.
inundate
1.expand
2.extrapolate
3.repeat
4.reiterate

Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.

How does the bare soil surface type affect the amount of runoff

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?