<span>Scientists choose where are units of time began and ended based on major changes in life forms at certain times</span>
Environmental factors is not a part of the ICF model. The correct option among all the options that are given in the question is the first option or option "A". The other three options that are given in the question, like participation, activities and persistence are all part of the ICF model. The full form of ICF is International Classification and Functioning.
D. a new substance is formed. if it is chemical change then it is actually changing to something new. In this case a new substance is formed. It is a completely different substance from what you started out with.
~Hello there!
Your question: The scale which rates hurricanes based on their destructive potential is called the?
Your answer: The scale which rates hurricanes based on their destructive potential is called the Saffir- Simpson Scale.
Hope this helps! :3
Kingsgrove, New South Wales, Austrailia is the location for the coordinates 34 degrees S, 151 degrees E