1) what were the disadvantages to using wood and water power? 2) why was the use of coal an improvement on using human, animal, wood or water power for energy?

3)predict- what were the possible positive and negative effects of the use of coal for energy?

1. Over-exploitation of forests has serious environmental effects such as deforestation, destruction of ecosystems and animal habitats, accelerated soil erosion among others.

2. Air pollution occurs from burning of the energy sources.

3. Use can destroy forests or homes through accidental fires.

becasue in the south they disallowed slavery but in the north slavery was illegial this boilled into because mexico wanted slavery

can you attach the graph and answer options (: