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Biology, 21.06.2019 18:00
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community
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Biology, 22.06.2019 06:10
Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.
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Biology, 22.06.2019 14:30
How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.
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An organism changes significantly from the parent generation to the offspring generation and the sta...
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