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What is the surface of Neptune made of?

The surface of Neptune is made up of a number of gases, including helium, hydrogen and methane. This planet appears blue because of its components, which in this case are gases. However, the planet is exceptionally bright, which is why most scientists believe it is also made up of another unknown substanc.While some planets can be seen shinning in the dark skies, Neptune can not be seen by the naked eye. One needs to use a telescope in order to view this planet since it is a long distance away. It is the eighth planet from the sun.Neptune has six rings that are made up of gases and 13 official..

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How much does one aluminum can weigh?

Aluminum cans were first utilized by the Coors brewing company in 1959. These early cans weighed close to 3 ounces, which is around six times heavier than they are today, according to data from The Aluminum Association.\nCoors was also a pioneer in aluminum can recycling, paying one cent for each can that was returned to the brewery. Today, aluminum cans are the most recycled beverage container, with the average can containing about 68 percent recycled metal.

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What is the chemical name for SO3?

Sulfur trioxide is a small part of acid rain, although it may also appear as a colorless and odorless gas. It is considered hazardous by public health agencies and is volatile when heated. It has a molar mass of 80.06 grams per mole and a density of 1.92 grams per cubic centimeter. Sulfur trioxide may also go by the name sulfuric anhydride. When combined with water, sulfur trioxide reacts to form sulfuric acid.

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How do landfills work ?

Landfills must be carefully constructed and require several components in order to function properly. The bottom liner used in a landfill serves to isolate trash and waste that would otherwise contaminate groundwater and may be constructed of either clay or a synthetic plastic liner. Landfills separate buried trash into a series of compartmentalized cells and utilize a storm-water drainage system in order to regulate moisture. While decomposition of stored waste is minimal, most landfills make use of a collection system to capture the methane gas produced during the breakdown of stored trash.\..

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Why is copper so important?

Copper is an excellent conductor of electricity, which is why it's used widely in homes and businesses. Only silver is a better conductor of electricity, and silver is too expensive for common use.\nCopper is also malleable, which means it can be easily formed into different shapes. Copper can be beaten into cooking utensils and works of art. It can be worked either hot or cold and can be rolled into extremely thin sheets. When copper is cold rolled into sheets, its physical properties change and it becomes stronger.\nCopper's ductility allows it to be pulled into wires without break..

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What is the difference between heredity and genetics?

Organisms inherit physical characteristics or traits from their parents or ancestors. This is the reason offspring often resemble their parents. Cells of living organisms contain tiny biochemical structures called genes. The genes are responsible for carrying traits from one generation to the next. Genes get shuffled during reproduction, resulting in offspring with varying characteristics. Some traits are the result of the interaction of several genes. Genes are made up of a chemical called DNA, or deoxyribonucleic acid, which is strung together in long chains called chromosomes.\nGregor Mende..

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What is the chemical formula for flour?

The largest contributor to the mass of commercial flours is a special type of sugar called starch. In wheat, starch serves as a structural component, allowing the grass to grow tall and to bend in the wind. The second largest component of flour is wheat protein, which gives different types of flour its properties that lead to chewyness or softness of baked breads.

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What phase do homologues separate in?

The separation of homologous chromosomes allows for each homologue to reach each gamete. This enables each daughter cell to have only 23 chromosomes, which is one from each homologous pair. Sister chromatids remain intact during meiosis I but split during meiosis II. After crossing over occurs, the chromatids separate during anaphase II and line up along the equator during metaphase I of meiosis I.

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What plants live in cold climates?

Drabas, or whitlow-grasses, are members of the mustard family. They are often prostrate and form mats of tiny white flowers.\nLow, scrubby willows also grow well in cold climates. The polar willow grows in the tundra, which is a cold, dry land where few things grow. The plant has round or oval green leaves and produces catkins like other willows. It flowers from June to early August and is found in late snowbeds, on slopes full of gravel and in sedge meadows.\nMinuartia arctica is a type of pink. Related species, M. rubella and M. yukonensis, also thrive in cold climates. They're also cal..

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What does a gravitational field affect?

Isaac Newton characterized a gravitational field as a force between two point masses. He observed an apple falling from a tree and realized that this described the motion of the moon with respect to the Earth.\nAlbert Einstein described the gravitational field in terms of geometry. A concentration of mass or energy curves the fabric of space-time. The gravitating substance – and nearby collections of mass and energy – follow this curvature in what looks like an orbit.\nGravitational fields are responsible for the formation of planets and the life and death of stars and galaxies. Gravity is..

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