Which diagram shows a possible sequence of steps in the research and development cycle?

Models are non-visual ways of coummincating how someone thinks about something in the natural world

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the