An example of a fossil fuel is a. wood. b. petroleum. c. the sun. d. water.

b. petroleum

Explanation:

A fossil fuel is the fuel which is produced after a year long geological and biological process taking place inside the earth crust. The fuel is produced by the decomposition of plant and animal matter which is left under the influence of heat and pressure for years.

Petroleum or crude oil is the example of fossil fuel.

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.