Autism

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Autism is a lifelong, mental disorder typically appearing before the age of three years. A person who has autism thinks differently than normal people will. They also find things like bright lights or loud noises stressful or uncomfortable, get anxious or upset about unfamiliar situations and social events or take longer to understand…

Global Warming

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Global warming is a increase in the earth’s temperature usually due to the greenhouse effect caused by increased levels of carbon dioxide, CFCs, and other pollutants. The greenhouse effect The greenhouse effect is a warming of Earth’s surface caused by the existence of water vapor, carbon dioxide, methane, and certain…

Cement

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Cement is a substance used for construction that sets and hardens to other materials to bind them together. Cement is rarely used on its own, but rather to combine sand and gravel together. Cement mixed with mass produces, or with sand and gravel, produces concrete. Cement Uses Cement can be…