Something that can not be undone. Like baking bread..cant be undone.
number 5 is 1 : 1
number1 is also 1:1 ibelieve but it could be 2:1 just like number 5 but im postive its 1:1 for nummer 1 and number 5
B) land cools off much faster than water (creating a air region of high density above land and lower density above sea)
