Answer:
c. Forms different hydrates which have different colors
Explanation:
The gases we create are adding to that blanket making sun light harder to escape,so the world heats up due to this addition to the layer
The simple machine used is called atwood machine.
coal
Which of these can be mined from earth and used as an energy source?
A.Get rid of the waste and extra fluid
B.Ureters
C.Coal
D.Bladder
ans is coal