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.

a is the final : )

1. it was caused by feudalism

2. charlemagne used christianity as a major cornerstone for his rule. cloisters were built all over the empire to act as centers for the (re)population of the vast european wilderness.

3. the europeans feared the next raid every time chetak

i'm not so sure about #6. but i hope i you with the first 3.