What was the most significant event in 1999 to impact the environment? It is part of the Global Environment Outlook project. The Dioxin Affair, primarily a political crisis, occurred in Belgium during the spring of 1999 due to contamination of feedstock with polychlorinated biphenyls (PCBs). What were some of the main events that led to […]
Is jumping a normal force?
What is dependent and independent variable in regression?
What is dependent and independent variable in regression? The outcome variable is also called the response or dependent variable, and the risk factors and confounders are called the predictors, or explanatory or independent variables. In regression analysis, the dependent variable is denoted “Y” and the independent variables are denoted by “X”. How do you know […]
What happens to air pressure as altitude decreases quizlet?
What happens to air pressure as altitude decreases quizlet? As air pressure decreases altitude increases. As air pressure decreases so does density. What happens to air pressure and density as altitude increases? Altitude and Density The density of air decreases with height. There are two reasons: at higher altitudes, there is less air pushing down […]
Which element has a mass of 24?
Which element has a mass of 24? Chromium Why are lanthanides Coloured? Lanthanides or more precisely lanthanides ions are coloured mainly because of their partly filled f orbitals. This allows a certain wavelength from the visible region of the spectrum to be absorbed which leads to the formation of f-f transition. Is lanthanides are Colourless? […]
Which metal is a poor conductor of electricity?
Which metal is a poor conductor of electricity? Bismuth and tungsten are poor conductors of electricity. Can diamonds stop a bullet? Pound for pound, diamonds are not very good at stopping bullets. The energy absorbed by diamond shattering is much less than the energy absorbed by metals deforming. A plate of steel would be better […]
What is the sound of a gun firing?
What is the sound of a gun firing? Gunfire characteristics A typical muzzle blast generates a shock wave with a sound pressure level (SPL) of 140 dB or louder. A whip-like “snap” or “crack” caused by the sonic boom that occurs as a projectile moves through the air at supersonic speeds. What sound does a […]
What are the health benefits of infrared light?
What are the health benefits of infrared light? Infrared therapy has many roles in the human body. These include detoxification, pain relief, reduction of muscle tension, relaxation, improved circulation, weight loss, skin purification, lowered side effects of diabetes, boosting of the immune system and lowering of blood pressure. Is infrared light bad for you? IR […]
What are chances of seeing northern lights?
What are chances of seeing northern lights? Monitoring over many years the average chance of seeing the Northern Lights over a 4 night trip to Abisko is around 83%. What is the process that leads to the aurora borealis australis? This ethereal display – the aurora borealis or aurora australis, the northern or southern lights […]