Cette leçon contient 16 diapositives, avec diapositives de texte et 2 vidéos.
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Fossil fuels Lesson 3
Slide 1 - Diapositive
Slide 2 - Diapositive
Slide 3 - Diapositive
Goals
- You know what fossil fuels are
- You know the origin of fossil fuels.
- You know that we use the fossil fuels for different things
Slide 4 - Diapositive
Mineral resources
Natural resources that are extracted from the ground are called mineral resources
Slide 5 - Diapositive
3 types of mineral resources
Fossil fuels ( crude oil, coal, natural gas)
Metals ( iron, copper, aluminium, gold, silver)
Other (non-metallic) ( basalt, limestone, sand, granite)
Slide 6 - Diapositive
How is coal formed?
Coal is formed when dead plant matter submerged in swamp environments is subjected to the geological forces of heat and pressure over hundreds of millions of years.
Slide 7 - Diapositive
how is coal formed
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Slide 9 - Diapositive
How are oil and natural gas formed
Where coal is formed from ferns, plants and trees, oil is formed from small organisms like algae and plankton
