- What are the main political barriers to finding and implementing large-scale renewable energy plans? How do we overcome
- In your opinion which is the most important development in the use of energy? The use in mobile phone chargers in
- Why when we see electrons passing through the air do they appear to be purple? Also, where does the charge in lightning
- Thank you for the enlightening and informative lecture. What I would like to know is about the third world countries
- Who invented electricity?