How are littoral and riparian zones different? The littoral zone is the area close to the shore of a river, lake, or the ocean. The riparian zone is the area in-between the land and a river or stream. It’s the area where the water meets the land but, generally speaking, this area is not submerged. […]
At what height do humans reach terminal velocity?
At what height do humans reach terminal velocity? A typical skydiver in a spread-eagle position will reach terminal velocity after about 12 seconds, during which time they will have fallen around 450 m (1,500 ft). At what height is a fall dangerous? Falls from more than 20 feet usually result in a trip to the […]
What happens when tension is doubled?
What happens when tension is doubled? The velocity of a travelling wave in a stretched string is determined by the tension and the mass per unit length of the string. So, if we double the tension the speed will increase 1.41 times or root (2) times. Why is velocity not proportional to wavelength? The greater […]
What is the 2 purposes of subscripts in chemical formulas?
What is the 2 purposes of subscripts in chemical formulas? A molecular formula is a representation of a molecule that uses chemical symbols to indicate the types of atoms followed by subscripts to show the number of atoms of each type in the molecule. (A subscript is used only when more than one atom of […]
What does cymbal mean?
What does cymbal mean? Color, Year, Make, Body and License Is cymbal a musical instrument? Cymbal, percussion instrument consisting of a circular flat or concave metal plate that is struck with a drumstick or is used in pairs struck glancingly together. What is a finger cymbals called? Zills or zils (from Turkish zil ‘cymbals’), also […]
Who is known as father of medicine in India?
Who is known as father of medicine in India? Sushruta What food did Hippocrates eat? Medicinally, Hippocrates recommends lentils as a remedy for ulcers and hemorrhoids. Bitter vetch, or Vicia ervilia, was also an important legume in ancient Greek medicine. The extensive medicinal qualities of the bitter vetch were thought reliable enough to later administer […]
Is skateboarding hard to learn?
Is skateboarding hard to learn? Skateboarding isn’t hard to learn if you start at the basics. Learning how to balance, carve, and push properly will be beneficial once you start learning tricks like ollies, shuvits, and kickflips. Many beginners make the mistake of going for harder tricks without even knowing how to properly ride a […]
What is the primary reason why ionization energy decreases down a group?
What is the primary reason why ionization energy decreases down a group? On the periodic table, first ionization energy generally decreases as you move down a group. This is because the outermost electron is, on average, farther from the nucleus, meaning it is held less tightly and requires less energy to remove. What properties of […]
What are natural fibers derived from?
What are natural fibers derived from? Natural fibers come from many sources. These sources can include plants, animals, and minerals. We are probably most familiar with plant and animal fibers from a consumer standpoint. Common natural fibers sourced from the plant kingdom include cotton, flax, hemp, bamboo, sisal, and jute. What is the crossing out […]
What is the result of stream erosion?
What is the result of stream erosion? Erosion by Streams Flowing streams pick up and transport weathered materials by eroding sediments from their banks. Streams also carry ions and ionic compounds that dissolve easily in the water. Sediments are carried as the following loads: dissolved, suspended, and bed. What is the long term result of […]