What properties does Silicon share with carbon that would make silicon based life more likely than say neon based life or aluminum based life? Si has four valence electrons, the same number as carbon. Therefore, silicon would be able to form long chains, including branches, that could act as skeletons for organic molecules. It would […]
What are eggs measured by?
What are eggs measured by? Egg size is measured as net weight per dozen eggs. It does not refer to dimensions of an egg. While some eggs may look slightly larger or smaller than others in the same carton, the total weight of the dozen eggs indicates their size class, with the weight requirements listed […]
What is cross cutting in rock layers?
What is cross cutting in rock layers? Cross-cutting relationships is a principle of geology that states that the geologic feature which cuts another is the younger of the two features. It is a relative dating technique in geology. Are older fossils found deeper? In 1669, Danish naturalist Nichlaus Steno put forth the idea that horizontal […]
What is seasoning made of?
Did a helicopter crash into Chernobyl?
Did a helicopter crash into Chernobyl? The dramatic scene early on in which a helicopter crashes while attempting to fly over the reactor — apparently due to the intense radiation — never happened. Why is Chernobyl still uninhabitable? The “exclusion zone” surrounding the Chernobyl nuclear power plant is still – 34 years later – heavily […]
Does Puerto Rico pay taxes to United States?
Does Puerto Rico pay taxes to United States? Taxation in Puerto Rico consists of taxes paid to the United States federal government and taxes paid to the Government of the Commonwealth of Puerto Rico. Consequently, while all Puerto Rico residents pay federal taxes, many residents are not required to pay federal income taxes. … How […]
What steel are springs made from?
What steel are springs made from? Spring steel is a name given to a wide range of steels used in the manufacture of springs, prominently in automotive and industrial suspension applications. These steels are generally low-alloy manganese, medium-carbon steel or high-carbon steel with a very high yield strength. What makes a spring springy? A typical […]
What is a bearing rein used for?
What happens to the ear drum as sound gets louder?
What happens to the ear drum as sound gets louder? The sound waves travel through the ear canal to reach the eardrum. The eardrum vibrates from the incoming sound waves and sends these vibrations to three tiny bones in the middle ear. These bones amplify, or increase, the sound vibrations and send them to the […]
What do you notice with the number of principal energy?
What do you notice with the number of principal energy? Answer. Q1. The number of sublevels in the atom increases as the number of principal energy level increases. The number of sublevels in an energy level and the number of that energy level are both equal only for the first four principal energy levels so […]