Human Heart Structure and Functions
The Human heart is a hollow, muscular organ that pumps blood through the blood vessels by repeated, rhythmic contractions.
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Science Education
The Stomach Structure and Functions
The stomach is a muscular, elastic, pear-shaped bag, lying crosswise in the abdominal cavity beneath the diaphragm. Its main purpose is digestion
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The intestines Structure and Functions
The intestines are located between the stomach and the anus and are divided into two major sections: the small intestine and the large intestine.
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ROCKS AND THE ROCK CYCLE
The rocks of the earth are very varied in composition, depending on the way they were formed and the time they were formed.
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THE ORIGINS OF EARTH AND MATTER
The matter may be understood as anything that has a weight and mass. It is as the very origin of anything you may know to exist, from the microscopic objects to the entire earth and universe.
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Scientific Measurement
A Scientific measurement is a result of a scientific process, usually expressed in numbers or standard units, that you obtain by measuring something.
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