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What year did Hans and Zacharias Janssen's contribution to the cell theory occur?
Wiki User
∙ 11y ago
Hans and Zacharias Janssen invented the compound microscope in 1595.
Wiki User
∙ 11y ago
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Contribution of max planck?
Came up with the quantum theory, a physical theory that certain properties occur only in discrete amounts (quanta)
What is stephen hawking's black hole theory?
The possibility of black holes was known before Stephen Hawking. Stephen Hawking's contribution to the theory was mainly that a black hole would gradually evaporate, due to certain quantum effects that occur close to the black hole's event horizon.
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the development of compound lens devices did not occur until 1600. That year, Dutch lensmaker Hans Jannsen and his son, Zacharias, mounted sliding lenses
When evolution does not occur it is called what?
It is called impossible, according to current theory.
What time and place did Darwin's theory occur?
It occurs all the time.
The theory of tectonic plates help to explain?
The theory of plate tectonics helps to explain how earthquakes and volcanic eruptions occur.
The theory of plate tectonics helps to explain what?
The theory of plate tectonics helps to explain how earthquakes and volcanic eruptions occur.
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We came from Africa.
Why did the reform movement occur?
Because in the snow and ice of the heating and ventilating air conditioning it is your contribution will always be followed by guidelines.
Which two men proposed the collision theory?
The two men who proposed the collision theory are Max Trautx and William Lewis. The theory which was proposed in 1918 explains how chemical reactions occur.
