What kind of proxy indicators are used to determine past climate conditions? Physical proxies include characteristics such as sediment composition, texture, structure, color, density, and magnetic properties, among others. Scientists use changes in physical properties of archive materials to infer past climate conditions. What are 7 types of fossils? What are the Different Types of […]
What is the biggest difference between geocentric model and heliocentric model?
What is the biggest difference between geocentric model and heliocentric model? The geocentric model says that the earth is at the center of the cosmos or universe, and the planets, the sun and the moon, and the stars circles around it. The early heliocentric models consider the sun as the center, and the planets revolve […]
What percentage of donors are ionized at T 300k?
What percentage of donors are ionized at T 300k? In an n-type semiconductor 25% of the donor atoms are ionized at 300 K. Determine the location of the Fermi level with respect to the donor level. As 25% of donor atoms are ionized, the occupation probability of donor level is 0.75. Thus Page 9 Solving, […]
Which is the safest method of waste disposal among the following?
Which is the safest method of waste disposal among the following? The best methods of safe disposal are segregation and composting. After segregating the waste and separating materials for reuse and recycling, the waste material should be disposed of. Care must be taken that waste disposal does not pollute the air, groundwater, surface water and […]
Does soundproof foam really work?
Does soundproof foam really work? This misconception is incredibly common – so if you are reading this thinking to yourself, “So, does sound-absorbing foam work? Isn’t foam used for soundproofing a room?” Unfortunately not. Foam doesn’t stop a sound, it absorbs or reduces echo within the room. How much does soundproof foam cost? Soundproofing Walls […]
Where is bad ozone found?
Where is bad ozone found? troposphere Can ozone kill fungus? An ozone level of 0.4 ppm for 4 minutes has been shown to kill any bacteria, virus, mold and fungus. 1 parts per million is equivalent to: 8.345 pounds per million gallons (US). Mold and mildew are easily controlled by Ozone present in air and […]
What is the connotative of noisy?
Why burning is a chemical change?
Why burning is a chemical change? A chemical change occurs whenever matter changes into an entirely different substance with different chemical properties. Burning is an example of a chemical change. Because chemical changes result in different substances, they often cannot be undone. Where does the wax go when you burn a candle? When you light […]
What is the ideal temperature of water if it is pollution free?
What is the ideal temperature of water if it is pollution free? Pure water will remain neutral at 0°C (pH is 7.47), 25°C. (pH is 7.00) or 100°C. What happens to water molecules as they are heated? When water is heated, it evaporates. The molecules move and vibrate so quickly that they escape into the […]
What is a private club Tabc answer?
What is a private club Tabc answer? In this manner, what is a private club according to TABC? The Private Club Registration permit is a permit issued by the TABC for non-profit entities such as club organizations and lodges (Veterans of Foreign Wars for example) that have a club house and want to provide alcoholic […]