Which of the following types of accidents are associated with the use of petroleum? Select all that apply.

Which of the following are environmental consequences of using petroleum? Select all that apply.

Which of the following are air pollutants associated with burning coal? Select all that apply.

Which of the following are air pollutants associated with burning petroleum? Select all that apply.

Which of the following are ways of obtaining coal? Select all that apply.

Which of the following are ways of obtaining petroleum? Select all that apply.

Which fuel is considered to be the dirtiest (releases the most emissions when burned - both in types and amounts)?

Which fuel is expected to last the longest?

What type of rock is coal categorized as?

Which type of coal has the most energy?

Which material is the initial starting point of coal formation?