When were fossil fuels formed(1 point)

Question

Responses

less than 100 years ago
less than 100 years ago

hundreds of years ago
hundreds of years ago

millions of years ago
millions of years ago

billions of years ago
billions of years ago
Question 2
Using the graph below, answer the following question(3 points)
The primary sources of energy in the most recent century are ,
,
and
Responses
Wood
Coal
Petroleum
Nuclear
Hydroelectric
Other Renewables

Answer 1

Question 1

When were fossil fuels formed?

Response: millions of years ago

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Question 2

The primary sources of energy in the most recent century are,

1. Coal
2. Petroleum
3. Natural Gas (Assuming "Natural Gas" is represented as either "Other Renewables" or a different category, as it is a common primary energy source)

If you have a specific graph in mind, please provide details for more accurate answers!