briefing forrmat
Energy – Renewable Energy Sources1. What are Alternative Energy Sources? http://www.conserve-energy-future.com/AlternativeEnergySources.php 2. Energy Policy of the US –Wikipedia https://en.wikipedia.org/wiki/Energy_policy_of_the_United_States 3. Hyperloop – Wikipedia https://en.wikipedia.org/wiki/Hyperloop you need to answer the question on the file from this links