Consumption of Fuels and Their Effects
Q. Fossil fuels are exhaustible natural resources because they:
- take millions of years to form.
- cannot be replenished in one human lifespan.
- can be formed only through a natural process.
- cause pollution.
Q. Which of the following factors influence the properties of fuels?
- Number of carbon atoms
- Number of hydrogen atoms
- Structure of carbon chain
- Source of the fuel