1. Wind is to renewable energy as oil is to ___________________________.
2. Photovoltaic is to solar energy as clams are to ______________________.
3. Carbon dioxide is to trees as oxygen is to _________________________.
4. Soot is to coal burning power plant as water is to ___________________.
5. Fuel cell is to alternative fuel as fuel cell is to _____________________.
6. Oil is to fossil fuel as hydrothermal is to _________________________.
7. Stoking is to fire as movement is to _____________________________.
8. Carbon sequestration is to deforestation as helpful is to ______________.
9. Decay is to decompose as convert is to _________________________.
10. Landfill is to trash as rainforest is to ____________________________.
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| Analogies (32K)