What does the element Um stand for?

What is a P4S5 compound? Does amperage increase as the number of bulbs in a parallel circuit increase? Are carrots hybrid? This element has the chemical symbol Sn and is often used to make cans? What is slant of earth called? If a molecule contains polar bonds the molecule may or may not be polar overall? What is at the center of your solar system and what is it made of? Why is Siberia called the land of ice and tears? What are some words end with the suffix cosm? Why does solder melt before lead and tin? What is the circulatory pathway from the hypothalamus to the anterior pituitary? What are the elements of cheerdance? What process results in the formation of a egg? How is the substance sodium chloride and NaCl defined? Is flavoured drink a homogeneous mixture? Are exergoinic and endergoic reactions frequently coupled? Do engines have magnesium in them? Is a death cap multicellular? Was the HMS Warrior made out of Iron? Where will it be relative to its current location 100 years from now?