A 5-cm-diameter horizontal jet of water with velocity 30 m/s, strikes the tip of a horizontal cone, which deflects the water by 45° from its original direction. How much force is required to hold the cone against the water stream?
Biology 110 notes #1 (study guide) First test is chapters 1-4 These notes are from chapter 1-2 Chapter 1: Explain how life can be viewed at different levels of complexity. What this means is basically knowing that the most basic unit of life is a atom, then a molecule, then macromolecules, then cells, tissues, organs, organ systems, organism, etc. How researchers study biology at different levels is literally how biologist collect data and information. For example, if a researcher is studying an atom, they will use a microscope Discovery-based science: a discovery about something is made (assumption or idea is made from a discovery) Hypothesis testing: there is s testable idea or assumption m