i have to make a project on this topic, “Smart City Save City” using the concepts of electricity and magnetism. does anyone know what it means and what do i do for it?

Explanation:

for example addind electricity helps the community to do more work that would improve the function of the city or addind more factories would increase the production and the economy of the city

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg