Which is the rarest Group 1 element? francium Do all group 1 elements react vigorously with water? All the alkali metals react vigorously with cold water. This shows that the reactivity of the alkali metals increases as you go down Group 1. What is the trend as we go down Group 1? Explaining the trend […]
How many deaths have self-driving cars caused?
How many deaths have self-driving cars caused? How many deaths have self-driving cars caused? (Gasgoo) So far, there have been two pedestrian fatalities. One was caused by an Uber vehicle, and the other by a Tesla AV. Additionally, four AV drivers died in self-driving car accidents. Has a self-driving car killed anyone? Uber chose not […]
When were V1 and V2 rockets used?
When were V1 and V2 rockets used? These were successful in destroying 3,500 V1 missiles. V2 rockets were first launched against England in September 1944. Over the next few months, nearly 1,400 struck London. Who invented German rockets? Wernher von Braun Who created the first missile? Walter Dornberger Who was the first head of NASA? […]
Why is the surface perfection of glass fibers so important?
Why is the surface perfection of glass fibers so important? The surface perfection of glass fibers is important because surface flaws or cracks will act as points of stress concentration, which will dramatically reduce the tensile strength of the material. Care must be taken not to rub or abrade the surface after the fibers are […]
When we push a wall no work is done?
Who is the richest singer in the world?
Who is the richest singer in the world? Richest Singers of All Time Jon Bon Jovi. Victoria Beckham. Net worth: $450 million. Gloria Estefan (Tied) Net worth: $500 million. Mick Jagger (Tied) Net worth: $500 million. Dolly Parton (Tied) Net worth: $500 million. Elton John (Tied) Net worth: $500 million. Mariah Carey. Net worth: $535 […]
What is the charge acquired by a body when 1 million electrons are transferred to it?
What is the charge acquired by a body when 1 million electrons are transferred to it? what is the charge acquired by a body when 1 million electrons are transferred to it ? The object acquires a charge of 1.602×10^-13 coulombs. What is the minimum charge acquired by a body? A body can be charged […]
Which fruit is good for metabolism?
Which fruit is good for metabolism? Watermelon, cantaloupe, honeydew—these are naturally good for metabolism. Watermelon may even help with weight loss because it contains the amino acid arginine, which was found in a study of obese mice to reduce body fat gains by 64 percent. How do I know what my metabolism is? A metabolic […]
What is an igneous or sedimentary rock that has been changed by extreme pressure and heat quizlet?
What is an igneous or sedimentary rock that has been changed by extreme pressure and heat quizlet? Metamorphic rocks form when high temperature and pressure alter existing igneous and sedimentary rocks. Metamorphic rocks can also be formed from other metamorphic rocks. Rock changes in Metamorphic Rocks. Rock changes into metamorphic form when it experiences intense […]
How much heat is required to raise the temperature?
How much heat is required to raise the temperature? To calculate the energy required to raise the temperature of any given substance, here’s what you require: The mass of the material, m. The temperature change that occurs, ΔT. The specific heat capacity of the material, c (which you can look up). Here is a source […]