The energy given off by burning fossil fuels can be measured in A) Joules
B) calories
C) Hertz
D) electronvolts

heat a spark and oxygen

really dont know just need some points

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:

. ph changes the ability of them he enzyme to dissolve in water.