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Theory

Exercises

1. Resources and its types

Difficulty: easy

4
2. How fossil fuels are formed

Difficulty: easy

3
3. Fossil fuels formation

Difficulty: easy

3
4. Natural resources and its classification

Difficulty: medium

3
5. Properties of fossil fuels

Difficulty: medium

2
6. Petrochemical-properties and uses

Difficulty: medium

3
7. Uses of fossil fuels

Difficulty: hard

3

Tests

1. Training Test

Difficulty: medium

10

Teacher manual