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How much weight is a ton?

Both types of tons are the equivalent of 20 hundredweights. However, how many pounds are in a hundredweight is defined differently in the United States than it is in the United Kingdom. In the United States, 100 pounds are in a hundredweight, while in the United Kingdom, 112 pounds are in a hundredweight.

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What is a diploid number?

Chromosomes are the protein structures that carry DNA. They are long and thin and stored in the nucleus of a cell. In humans, chromosomes come in pairs that are joined at a centromere, forming a squashed X shape. Each of these chromosomes in a pair is called a chromatid. The only cells that do not have pairs of chromosomes are gametes, or reproductive cells: eggs and sperm. These cells have singular chromosomes, and when they join with a gamete of the opposite kind, their chromosomes link up to form chromatid pairs.\nChromosomes are capped with telomeres, which are essential to the structure o..

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Why does coastal erosion happen?

The Center for Ocean Solution notes that as sea levels rise and storms increase in frequency and severity, coastal erosion can increase. The source reports that according to scientific models, these types of climate change issues can cause coastal erosion to occur more frequently than in the past and in larger quantities. When coastal erosion happens, the displacement of sediment causes one section of beach to become narrower, while another section further down the coast becomes wider. The sediment that the coastal area is made of contributes to the effects of erosion. An area comprised primar..

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What is the valence of magnesium?

Valence electrons are on the same level, and they have a greater attraction to the nucleus due to this. Because of this greater attraction, the atom grows smaller.The smallest part of an element that takes part in a chemical reaction is an atom. An element is a substance that does not break down into something that is less simple than itself.

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How to make homemade super glue?

Collect your ingredientsA basic batch of homemade super glue requires 1 1/2 cups of milk, 3 teaspoons of white vinegar, water and 1 tablespoon of baking soda. Mix the milk and vinegarPour milk into a pan, and heat it until the milk warms. Next, add the white vinegar. Continue the heating process until the milk begins to separate into curds and whey. Stir continually. Mold the curdsCarefully remove the excess liquid by using a strainer. Next, collect the curds in your hand, and mash them into a ball-like shape. The mold should maintain a slime-like consistency.Make the gluePlace the curd ball b..

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What is the function of a meter stick?

The metric system is the main measurement system in the world. Almost all major countries have adopted it as the official measuring system. The meter is one of the standard units for length. A meter stick is exactly one meter long, but it also has markings to divide it into centimeters and sometimes millimeters. The equivalent in the imperial measurement system is the yard, which is slightly longer than a meter.

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What are some elements on the periodic table?

Helium was named after the sun (from the Greek word "helios") because the sun was where it was first discovered. It is considered a noble gas because it does not naturally react with any other element. After hydrogen, helium is the most abundant element in the universe. However, there is very little helium found on Earth because it is light enough to escape the atmosphere. At room temperature, helium is an odorless and colorless gas.\nArsenic is a brittle, shiny, silvery semi-metal and is toxic to human beings in large doses. It is used in insecticides, rat poisons and fireworks. In its form a..

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How do you make a pulley?

There are many ways to create a simple pulley system using household objects. A pulley allows a change in direction of force using a cable and a spinning wheel.Gather the materials for the pulleyFind a length of wire, an empty thread spool, some string and a small, light object to create a pulley system.Assemble the pulley systemRun the length of wire through the empty thread spool and attach both sides of the wire to a stationary object that is off the ground. The whole system should not move, but the spool should be able to spin freely.Use the wire and spool as a pulleyTie some string around..

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Does Pluto have craters?

Given Pluto's immense distance from the Earth, it is difficult to obtain high-resolution images of its surface. While craters are presumed present, the photographs necessary to confirm their presence would have to be taken from a nearby space probe, an action not yet undertaken. Interplanetary probe New Horizons was launched in 2006 with a course track to pass by Pluto on July 14, 2015. Photos from this probe have the potential to confirm the existence and nature of craters on Pluto.

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What makes a magnet stronger?

To strengthen an iron bar magnet, fill a bowl or pan with water. Find a small item to float in the water and place the magnet on top of the item. The magnet starts to twirl in the water until it rests and points directly north/south. Remove the magnet from the water and keep it in the same position while placing it on a hard surface. Then, strike one end of the magnet with a hard object repeatedly. The force can loosen small magnetic domains in the bar.\nYou can recharge a magnet that has lost its strength by repeatedly rubbing it against a very strong magnet. The strong magnet's pull rea..

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