Biology

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Overview of the Water Cycle
Overview of the Water Cycle 150 150 SchoolTutoring Academy

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…

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Understanding the Chemical Properties of Water
Understanding the Chemical Properties of Water 150 150 SchoolTutoring Academy

  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…

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Overview of Photosynthesis
Overview of Photosynthesis 150 150 SchoolTutoring Academy

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…

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Understanding Aerobic and Anaerobic Respiration
Understanding Aerobic and Anaerobic Respiration 150 150 SchoolTutoring Academy

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…

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Understanding the Nitrogen Cycle
Understanding the Nitrogen Cycle 150 150 SchoolTutoring Academy

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…

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What are Ecosystems?
What are Ecosystems? 150 150 SchoolTutoring Academy

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…

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