What connections are there between the changing surface of the Earth and the evolution of life? Please help!!

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

What are the subsystem of the earth