WHY IS MY HEAD SO BIG AHAHAHAHAHAHAH

According to the law of conservation of energy, energy can neither be created nor destroyed. if this is true, why is there less energy in the top of the energy pyramid than there is in the bottom of the energy pyramid?

Why did the federal government end its support of yucca mountain as a site for long-term storage of nuclear water

Compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.