How do bubble nets work? Bubble-net feeding is a complicated, highly synchronized effort that shows high biological intelligence. One whale usually leads the endeavor, diving deep then rising up to the surface. From deep below, it’ll begin to blow air to create bubbles. It confuses and traps the fish above. How does bubble net feed? […]
What is density in plastic?
What is density in plastic? Basics of Density Density measures the mass per unit volume. It is calculated by dividing the mass of the material by the volume and is normally expressed in g/cm3. The density of a plastic sample may change due to change in crystallinity, loss of plasticizers, absorption of solvent, etc. What […]
How can agriculture improve sustainability?
How can agriculture improve sustainability? Traditional methods like tilling and ploughing and using organic manure and fertilisers help improve soil quality. Sustainable farming reduces pollution by using natural fertilisers and using fewer chemicals. This means that farm produce is healthier and better for you. What are the 3 main types of human activity that have […]
How does the northeast make their money?
How does the northeast make their money? The agriculture, commercial fishing and forest products industries are key economic engines in the Northeast, according to an economic impact report recently released by Farm Credit East, the region’s largest agricultural lender. What’s the economy in the Northeast? The northeastern region of the United States comprises 5 percent […]
What order would you tighten cylinder head bolts in?
What order would you tighten cylinder head bolts in? Normally you would tighten conventional head bolts in a crisscross pattern in three steps, to one-third, two-thirds, and then to the final torque. Stretch bolts are tightened in a torque-plus-angle sequence. Various engines use similar but different sequences and specification. What is Torque sequence? Bolt tightening […]
Who Won 2007 Daytona 500?
Who Won 2007 Daytona 500? Kevin Harvick What was closest finish in NASCAR history? As of 2020, the closest margin of victory in the NASCAR Cup Series is 0.002 seconds. This first occurred during the 2003 Carolina Dodge Dealers 400 at Darlington Speedway, as Ricky Craven crossed the finish line inches ahead of Kurt Busch. […]
Does wind affect helicopters?
Does wind affect helicopters? Wind direction and velocity also affect hovering, take off, and climb performance. Some helicopters even have a critical wind azimuth or maximum safe relative wind chart. Operating the helicopter beyond these limits could cause loss of tail rotor effectiveness. Takeoff and climb performance is greatly affected by wind. Can helicopters fly […]
Do horses get spooked by gunfire?
Do horses get spooked by gunfire? The fact is, horses have extremely sensitive hearing. Horses that you see tolerating gunshots do so because their hearing has been damaged to the point that the sudden loud bang of a gun no longer causes them pain. Can a gunshot deafen you? NIHL can also be caused by […]
Who regulates the dental industry?
Who regulates the dental industry? The state board of dentistry (also known as board of dental examiners) is an agency of state government created by the state legislature. This agency governs the qualifications for and the practice of dentistry within the state. Who regulates dentists in Florida? The Board of Dentistry How much money does […]