Which is older intrusion or extrusion? Lava that hardens on the surface is called an extrusion. The rock layers below an extrusion are always older than the extrusion. There, the magma cools and hardens into a mass of igneous rock called an intrusion. An intrusion is always younger than the rock layers around and beneath […]
Why is graphite dangerous?
Why is graphite dangerous? Graphite is a form of pure carbon. It is not edible, but not chemically dangerous. Graphite can be made to be more dangerous than Pb depending on ingenuity. For instance if you powder graphite and force a person to breath the powder until they choke, it is more dangerous that a […]
What are three behaviors you should avoid for a job interview?
What are three behaviors you should avoid for a job interview? 15 things you should avoid in a job interview Arriving late. Poor time management decreases your ability to be punctual due to unpredictable delays. Unexcused absence. Too casual at greeting. A lack of interest in the employer. Questionable documents? Overtired appearance. Lack of care. […]
Which type of orbital is not allowed?
Which type of orbital is not allowed? The answer is d) 2d. Without going into too much detail, the 2d orbitals cannot exist because they are not allowed solutions to the Schrodinger equation. Simply put, the second energy shell, designated by a principal quantum number equal to 2, or n=2 , can only hold s […]
Who has most natural gas?
Who has most natural gas? Russia How many years of natural gas are left? 52 years How long will our natural gas supply last? about 84 years Which country has most gas? Who buys Russian gas? The largest importers of Russian gas in the European Union are Germany and Italy, accounting together for almost half […]
What is the hottest rainforest on earth?
What is the hottest rainforest on earth? Tropical rainforests often have from 160 to 400 inches of rain a year. But they aren’t the wettest or even the hottest places on Earth. (The wettest is Mount Waialeale, in Hawaii, USA, and the hottest is Libya in North Africa.) What is the environment like in a […]
What is the most common compound?
What is the most common compound? Glossary Compound Formula Abundance percent by weight Silicon dioxide SiO2 42.86% Magnesium oxide MgO 35.07% Ferrous oxide FeO 8.97% Aluminum oxide Al2O3 6.99% How do you know the difference between a compound and mixture? Compound:a substance that is made up of more than one type of atom bonded together. […]
What is the major impact of nanotechnology on society?
What is the major impact of nanotechnology on society? The societal impacts of new technologies are easy to identify but hard to measure or predict. Nanotechnology will have significant social impacts in the areas of military applications, intellectual property issues, as well as having an effect on labor and the balance between citizens and governments. […]
Is the Moon dependent on the sun?
Is the Moon dependent on the sun? Moon depends upon the sun because it does not posess its own light. Seasons are created by the revolutionary period of the Earth. Moon revolves around the earth. Due to this, earth pulls the moon by its gravitational force. When the sun Earth and moon are positioned to […]