Biology

SchoolTutoring Academy
March 5, 2012
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Overview of the Water Cycle

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Water is the most abundant compound on earth’s surface, covering nearly 70% of earth. Water can change states among liquid, vapor, and solid. The Water Cycle, also known as the…

SchoolTutoring Academy
March 5, 2012
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Understanding the Chemical Properties of Water

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Water covers about 70% of the earth’s surface, being the most abundant compound on the planet. It is tasteless, odorless and colorless. It is very commonly referred as universal…

SchoolTutoring Academy
February 29, 2012
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Overview of Photosynthesis

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Photosynthesis is a chemical process that converts carbon dioxide and water into especially sugar and oxygen using the energy from sunlight. Photosynthesis is made up of two words: photo which…

SchoolTutoring Academy
February 28, 2012
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Understanding Aerobic and Anaerobic Respiration

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All living things need a source of chemical energy in order to live. Animals (and human beings) eat food as their source of chemical energy. Plants make food, using the…

SchoolTutoring Academy
February 24, 2012
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Understanding the Nitrogen Cycle

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Nitrogen gas is a major component of air. Nitrogen is used by living organisms to produce a number of complex organic molecules like amino acids, proteins, and nucleic acids. The…

SchoolTutoring Academy
January 24, 2012
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What are Ecosystems?

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An ecosystem is defined as a community of organisms living in a particular environment and the physical elements with which they interact. Ecosystems vary in size. It can be as…

Overview of the Water Cycle

Understanding the Chemical Properties of Water

Overview of Photosynthesis

Understanding Aerobic and Anaerobic Respiration

Understanding the Nitrogen Cycle

What are Ecosystems?

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