Viruses mutate and can become more pathogenic to humans. Some viruses may originate in other animals, such as birds, bats or pig
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<h2>Atomic Theory:</h2><h2>Introduction</h2>
The atomic theory of Atoms Summed up is the idea that all matter is made of tiny particles that are imperceptible to the mortal eye; these particles are named Atoms
<h2>Paragraph 1:</h2>John Dalton was the first to consider that all matter was made of tiny particles known as atoms. He invented the idea that matter is formed of atoms varying in weight.
<h2>Paragraph 2:</h2>I created this model of the dissimilarities between three kinds of matter-- solids, liquids, and gases. The distance between atoms in each state tells us what type of matter we observe.
The Drawing is on the file
The End.
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