Downforce - Airfoils. 1  The amount of downforce created by the wings or spoilers on a car is dependent primarily on two things... 2  The shape, including surface area, aspect ratio and cross-section of the device, and. 3  The device's orientation (or angle of attack).
Types of Seaweed. The simplest of the seaweeds are among the cyanobacteria, formerly called the blue-green algae, and green algae (division Chlorophyta), found nearest the shore in shallow waters and usually growing as threadlike filaments, irregular sheets, or branching fronds.
You may have seen this marine plant at the beach. Kelp is a type of large brown seaweed that grows in shallow, nutrient-rich saltwater, near coastal fronts around the world.It differs slightly in color, flavor, and nutrient profile from the type you may see in sushi rolls.ou may have seen this marine plant at the beach. Kelp is a type of large brown seaweed that grows in shallow, nutrient-rich saltwater, near coastal fronts around the world.