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Ask Numbers: Measurement Conversion Calculators and Charts
What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of...
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Massachusetts Department of Education: Sunlight Warms Earth's Surface
This unit contains a series of lessons that allow students to explore the effect of sunlight on Earth's natural surfaces of sand, soil, rock, and water. In addition, students explore how the color and material of a surface affects how...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Summer Monsoon in India, 1910
A map from 1910 of the Indian subcontinent and the Central Asia region showing the typical rainfall distribution patterns during the summer monsoons, keyed to show areas of rainfall ranging from very light to, according to this text, the...