Answer: coal
Explanation: coal is formed when layers of peat are compressed by the layers of rocks above.
Answer:
Agricultural revolution, start of Neolithic era, maybe 12000 yrs ago
Explanation:
Natural gas
explanation:
solar power, coal, and petroleum are used to power things (i.e. produce electricity)
Answer:
This question makes no sense
Explanation:
The answer u r looking for is- D* failure of the immune system to distinguish self from nonself. Hope I’ve helped ;)
