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Why is hydrogen a unique element?

Hydrogen is represented on the period table of elements with the letter "H" and has an atomic number of 1, which means that there is only one proton in its nucleus. Hydrogen is found in large volumes on Earth as well as in giant gas planets and stars. Hydrogen has ideal chemical properties, including the ability to withstand high heat, which makes it ideal for using in fuels and a variety of car parts and electronics. This element was discovered in 1766 by scientist Henry Cavendish, who found that hydrogen produces water when burned. According to Science Kids, this element exists as a liquid u..

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How does soil erosion affect individuals?

Over 99 percent of human food comes from croplands throughout the world, and over the past 40 years, 30 percent of croplands have become unusable due to erosion. Over half of that soil ends up in rivers, streams and other waterways. This makes the waterways more prone to flooding and susceptible to contamination from fertilizer and pesticides.

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How do you recycle waste oil?

When initially servicing the motor oil in the vehicle, it is important to drain both the pan and the filter thoroughly before discarding the waste. In particular, the filter should be drained for at least 24 hours, as it can hold up to an entire quart independently of the pan. After transferring the oil to the aforementioned container, store the filter in a similar vessel or in a durable plastic bag.\nTo find local businesses involved in waste oil disposal, consider consulting one of the comprehensive online databases. For instance, California residents can access the Department of Resources R..

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What are the main features of a volcano?

When a volcano erupts, the magma is spewed from its chamber through the main vent. Lava, rocks, ash and other debris shoot out or roll over the volcano's sides. The volcano's actual structure accretes over time. After each eruption, the lava and other volcanic material cools around the volcano and creates a hard layer of rock.\nVolcanoes can have more than one opening around the main vent. These are called cones and fumaroles. These are fractures in the volcano that open up to also release volcanic material and volcanic rocks.\nVolcanoes are further classified by their shapes, their ..

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What are favorable facts about wind energy?

Wind is also particularly valuable as a power-generation method since many remote areas on the globe experience winds strong enough to drive electric turbines. This allows electricity to be generated as close to the end user as possible, reducing transmission losses and the cost of building high-tension lines across long distances.\nWind farms also make great additions to agricultural operations. Windmills require lots of open space to function, but the structure does not take up much of that space, leaving plenty of land around the wind farm available for growing crops or for ranching.\nWind ..

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What is the Lewis structure of CH3OCH3?

In the Lewis structure, the central oxygen atom is bonded to two carbon atoms, which have little or no electronegativity. The six remaining hydrogen atoms in the molecule are evenly distributed among the carbon atoms.\nTo draw the Lewis structure, form chemical bonds by assigning 2 valence electrons between each element pair. This uses 16 of the 20 available valence electrons, as each carbon atom is connected to one oxygen atom and three hydrogen atoms. The remaining 4 valence electrons connect to the two remaining sides of the oxygen atom.

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What are the benefits and disadvantages of geothermal energy?

Geothermal power generation is an environmentally sustainable and renewable resource. Geothermal reservoirs replenish themselves naturally when properly managed and geothermal power plants typically produce very little pollution. Downsides of geothermal energy production include the potential to create earthquakes in extreme situations, the release of harmful or toxic gases during the drilling process, and the limited availability of viable construction sites. Geothermal energy has the potential to create clean abundant energy but is not in widespread use to due high installation cost and the ..

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What is the formula for mechanical advantage?

Ideal mechanical advantage is the mechanical advantage of a machine system when no energy is lost to the environment. Actual mechanical advantage differs due to friction, deflection and wear and is expressed as an efficiency variable multiplied by the ideal mechanical advantage. The efficiency of a machine system is defined as the ideal mechanical advantage divided by the actual mechanical advantage.

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What is the bottom of a wave called?

Most waves are caused by steady winds or in storm centers. In a storm's center, waves of different sizes and lengths occur at once. As the waves travel outward from the center of the storm, they become more predictable because the longer wavelengths travel at a faster rate than the shorter wavelengths. Long wavelengths that are spaced out and predictable are referred to as swells.

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What is the function of the xiphoid process?

In some individuals, the process may be split into two segments. Alterations of this process do not have a negative consequence on the health of the individual. The xiphoid process attaches to three muscles that have several functions. The diaphragm is involved in respiration, and it separates the thoracic cavity from the abdominal cavity. The rectus abdominal muscle serves to support the spinal cord during activity that involves physical exertion. It supports other organs in the abdominal region and the intestines. It also functions to support normal respiration. The transversus thoracis musc..

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