MCQOPTIONS
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| 1. |
Knocking a nail into a wooden block with a hammer involves conversion between different forms of energy, which of following choices present this conversion in correct order. |
| A. | chemical energy\[\to \]gravitational potential energy\[\to \]kinetic energy\[\to \](sound energy + heat energy) |
| B. | chemical energy\[\to \]kinetic energy\[\to \]gravitational potential energy\[\to \](sound energy + heat energy) |
| C. | chemical energy\[\to \](sound energy + heat energy)\[\to \]kinetic energy\[\to \]gravitational potential energy |
| D. | (sound energy + heat energy)\[\to \]chemical energy\[\to \]kinetic energy\[\to \]gravitational potential energy |
| Answer» B. chemical energy\[\to \]kinetic energy\[\to \]gravitational potential energy\[\to \](sound energy + heat energy) | |