When a phosphate group is removed from an ATP molecule, energy is

Released.

Explanation:

The bonds between the phosphates in ATP are very high energy, meaning that the bonds really really want to break because phosphates don't like being so close to each other.  When the bonds do break, a ton of energy is released (think of it like a celebration that they aren't so close anymore).  

it creates acid rain

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.