What is a negative feedback loop? Provide an example NOT related to Biology. (I will give brainliest if you answer in your own words)

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

1. the is the thinnest part of the earth. 2. the is the thickest part of the earth. 3. what metals are mentioned in the text?

Plz will mark! the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?