Solve these clues to fill the grid.
- Slippery liquid used for cooking and fuel
- 2 Across
- A heavy odorless colorless gas formed during respiration and by the decomposition of organic
- 4 Across
- Energy made available by the flow of ___ charge through a conductor
- 6 Across
- The power to do work or make things move
- 8 Across
- Electrical device consisting of a large array of connected ___ cells (plural)
- 9 Across
- A ___ that is driven by the ___ (plural)
- 1 Down
- That can not be renewed
- 3 Down
- Capable of being ___
- 5 Down
- The natural world around us
- 6 Down
- Fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period
- 7 Down