What causes vortexes? Vortices often form as a result of a difference in fluid speed – like when fast wind moves over slow wind. This is what happens when you drag the plate through the water – the water right next to the plate moves quickly because of friction, but the water further away from […]
Who is the richest rapper?
Who is the richest rapper? Kanye West Should parents yelling at their teenage girl? For many parents, yelling at their adolescent child is a normal event. New research suggests this form of discipline may be as damaging as physical abuse. The study is one of the first to indicate that harsh verbal discipline from parents […]
What age can a child begin to form large concepts?
What age can a child begin to form large concepts? 2 years What is Gettier’s argument? Gettier’s cases involve propositions that were true, believed, but which had weak justification. In case 1, the premise that the testimony of Smith’s boss is “strong evidence” is rejected. The case itself depends on the boss being either wrong […]
How can you tell the difference between silver and sterling silver?
How can you tell the difference between silver and sterling silver? Sterling silver items are always marked with the number 925 somewhere on the piece. They may also bear the word “Sterling” stamped on the item. For fine silver, look for the imprinted letters FS or the numbers 99.9 stamped on the piece. What will […]
What causes a room to echo?
What causes a room to echo? High ceilings and sound-reflecting surfaces, such as glass, stone, tile and hardwood often can produce unwanted echoes in your home. If you find the reverberations distracting, you don’t have to break the bank to find ways to dampen your rooms’ lively acoustics. Here are some ways to reduce echo […]
Does mass affect tension?
What causes electricity to trip?
What causes electricity to trip? The circuit breaker trips when too much electricity flows through it or when it cannot handle the excess current load. This means that the flow of electricity is cut off to keep your circuits from overheating or causing more damage. What to do if breaker keeps tripping? Your Circuit Breaker […]
What is the resistance of a battery?
What is the resistance of a battery? Batteries will always have some resistance. Though the internal resistance may be or appear low, around 0.1Ω for an AA alkaline battery, and about 1Ω to 2Ω for a 9-volt alkaline battery, it can cause a noticeable drop in output voltage if a low-resistance load is attached to […]
What does gamelan mean?
What does gamelan mean? : an Indonesian orchestra made up especially of percussion instruments (such as gongs, xylophones, and drums) What are the six elements of music? This series introduces the six key elements of music including rhythm, texture, dynamics, pitch, form, and timbre. Children will build their knowledge of basic music techniques through a […]
What is red shift in UV spectroscopy?
What is red shift in UV spectroscopy? Page 1. UV-VIS Terminology Red Shift or Bathochromic Effect: A change in absorbance to a longer wavelength (λ). Auxochrome: A substituent on a chromophore that leads to a red shift. Blue Shift or Hypsochromic Effect: A change in absorbance that leads to a shorter wavelength. Why Auxochromic substituents […]