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Biology

Which of the following forces require physical contact between objects?

Which of the following forces require physical contact between objects? Contact forces are those types of forces that result when the two interacting objects are perceived to be physically contacting each other. Examples of contact forces include frictional forces, tensional forces, normal forces, air resistance forces, and applied forces. Which of the following forces is […]

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How vaccinations and externally produced antibodies help the immune system fight disease?

How vaccinations and externally produced antibodies help the immune system fight disease? Vaccination increases the levels of circulating antibodies against a certain antigen. Antibodies are produced by a type of white blood cell (lymphocyte) called B cells. Each B cell can only produce antibodies against one specific epitope. How does a vaccination help to prevent […]

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Do volcanic eruptions affect climate?

Do volcanic eruptions affect climate? Volcanoes can impact climate change. During major explosive eruptions huge amounts of volcanic gas, aerosol droplets, and ash are injected into the stratosphere. But volcanic gases like sulfur dioxide can cause global cooling, while volcanic carbon dioxide, a greenhouse gas, has the potential to promote global warming. Do volcanoes cause […]

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Is boiling water a reversible process?

Is boiling water a reversible process? This is a reversible change. Similarly, if you boil water, it evaporates and becomes water vapor. When you cool this vapor down, it turns back to water. A change which cannot happen backward, that is, it cannot be reversed is called an irreversible change. Is boiling reversible or irreversible […]

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What is an environmental impact statement EIS?

What is an environmental impact statement EIS? The environmental impact statement (EIS) is a government document that outlines the impact of a proposed project on its surrounding environment. In the United States, these statements are mandated by federal law for certain projects. What is an environmental impact statement EIS Brainly? An EIS (Environment Impact Statement) […]

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What are the 6 key elements of organizational structure?

What are the 6 key elements of organizational structure? Elements of organizational structure are; (1) design jobs, (2) departmentalization, (3) establish reporting relationships, (3) distribute authority, (5) coordinating activities, and (6) differentiating among positions. What is another word for organizational structure? What is another word for organization chart? organigram organigramme organogram org chart organisation chart […]

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