Composed of the parts of the earth where life exists. It includes the dark enviroment of the oceans deep trenches,the rainforests and high mountaintops. Bacteria,protozoa and up to 30 million species of animals, plants and fungi are included in the biosphere.
Answer:
Demagnetization processes include heating past the Curie point, applying a strong magnetic field, applying alternating current, or hammering the metal.
Explanation:
While no one knows why, astronomers do now know that the solar nebula has collapsed. Scientists believed that our Solar system was made when gas and dust cloud was being disturbed by an explosion of supernova. Due to pressure, this cloud collapsed.
Answer:
They do this because it covers the whole surface which they are cleaning. the cleaner all hold the same charge and repel from each other and cover the whole surface. They want to do this to make sure the item that they cleaning is clean.
Recall that
The car starts from rest, so 
, and we get
