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  1. May 3, 2024 · Robert Hooke, English physicist who discovered the law of elasticity, known as Hookes law, and who did research in a remarkable variety of fields. He was the first man to state in general that all matter expands when heated and that air is made up of particles separated from each other by relatively large distances.

    • Hooke's Law

      Hooke’s law, law of elasticity discovered by the English...

    • Elasticity

      elasticity, ability of a deformed material body to return to...

  2. en.wikipedia.org › wiki › Robert_HookeRobert Hooke - Wikipedia

    5 days ago · Robert Hooke. Robert Hooke FRS ( / hʊk /; 18 July 1635 – 3 March 1703) [4] [a] was an English polymath who was active as a physicist ("natural philosopher"), astronomer, geologist, meteorologist and architect. [5] He is credited as one of the first scientists to investigate living things at microscopic scale in 1665, [6] using a compound ...

    • Physics and Biology
    • English
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  4. Apr 30, 2024 · The two principles he arrived at were that: animals and plants are made up of cells plus the secretions of cells; these cells have an independent life. Schwann enunciated a third principle about the origin of cells.

  5. 5 days ago · The cell is the basic structural and functional unit of all forms of life. Every cell consists of cytoplasm enclosed within a membrane; many cells contain organelles, each with a specific function. The term comes from the Latin word cellula meaning 'small room'. Most cells are only visible under a microscope.

  6. Apr 26, 2024 · The discovery of cells is credited to Robert Hooke, an English scientist, who in 1665 observed slices of cork through a microscope he had refined. He noticed tiny, pore-like structures, which he described as “cells” because they reminded him of the cells (rooms) in a monastery. Hookes observations were published in his book ...

  7. Apr 15, 2024 · Robert Hooke. Introduced cell theory, smallest unit is the cell (1665) Antonie van Leeuwenhoek. First to observe microorganisms correctly (1674) Scientific Method. Approach to explain natural phenomena with hypothesis and experimentation. Germ Theory of Disease.

  8. May 4, 2024 · What are the 3 parts of cell theory? › The three principles of cell theory are: All living organisms are composed of one or more cells. Cell is the basic structural and functional unit of living organisms. All cells arise from pre-existing cells.

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