Which of the following is clean source of energy ()
A: Coal
B: Oil
C: Solar
D: Natural
gas
A: Coal
B: Oil
C: Solar
D: Natural
gas
举一反三
- Coal, oil and natural gas are __________ and __________. A: clean ... recyclable B: renewable resource ... unconventional energy C: non-renewable resource ... conventional energy
- In terms of equivalent calorific value, the lowest price among coal, oil, natural gas and renewable energy is ( ). A: oil B: coal C: renewable energy D: natural gas
- 下列属于一次能源的是？ A: coal B: natural gas C: wind energy D: solar energy
- Fossil fuels like coal, oil and natural gas are non-renewable energy sources.
- When conventional heating cannot be avoided, the energy carrier will define carbon emissions. What is the order of coal, oil, and natural gas? A: oil < gas