Fossil
Abundant and diverse fossils first appeared in the Cambrian era, although there is fossil evidence throughout much of the Precambrian.
Wood is a fuel as it can provide energy by burning. But, it is not formed by fossils and hence not called a fossil fuel.
Fossil fuel is a resource that pollutes air.
Petroleum is a example of a fossil fuel.
gold
geothermal energy
petroleum.
Coal
What is the most abundant fossil fuel
oil
Scarce.
Because they will be scarce since they are non-renewable.
Fossil fuels tend to be more abundant in Southwest Asia and North Africa.
false
scarce
fossil fuel and coals are becoming quite scarce. that's why we are going to solar, wind, and water energy.