Insulation wraps because independent is the variable you are changing to affect the dependent variable (what you are measuring)
Answer:
Burning of paper is not a physical change.It is chemical change as ash is formed in the process which is new compound and oxides of carbon are also released during the process!
The symbol is U and its atomic number is 92
A) Humans are made up of many cells while Bacteria are single-celled orginisms. We can reproduce, take energy and have the ability to move around
It’s Tin (II) Phosphate!! (Hope this helps!)