Help me with this question please

The weathering of rocks by chemicals is called chemical weathering. Sometimes rainwater is naturally acidic because it contains carbon dioxide. This is caused when fossil fuels such as coal,oil and natural gas are burned, carbon dioxide escape into the worlds atmosphere.

the form of energy changes and the total energy increases0l

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: