State the six (6) factors to consider when choosing a source of farm energy.

1. Cost: Consider the initial investment cost as well as the ongoing operational costs of the energy source. Compare the cost of different energy sources to determine the most cost-effective option for your farm.

2. Availability: Consider the availability of the energy source in your area. Some energy sources may be more readily available or accessible than others, which can impact the feasibility of using them on your farm.

3. Reliability: Consider the reliability of the energy source. Some sources may be more consistent and dependable than others, which is important for ensuring uninterrupted power supply for your farm operations.

4. Environmental impact: Consider the environmental impact of the energy source. Choose a source that is sustainable and environmentally friendly to minimize your farm's carbon footprint and contribute to a cleaner environment.

5. Efficiency: Consider the efficiency of the energy source. Some sources may be more efficient in converting energy into usable power, which can help reduce energy waste and improve overall energy productivity on your farm.

6. Scalability: Consider the scalability of the energy source. Choose a source that can easily be scaled up or down to meet the changing energy needs of your farm as it grows or evolves over time.