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When are vitamins and minerals supplements not necessary?
A lot doctors and scientists once believed that you don't need to supplement with vitamins if you eat right.
What two scientist believed that the earth revolved around the sun?
Many scientists believed this. Nicolaus Copernicus was the first to propose this idea however, and many other scientists believed in his theory as well, such as Johannes Kepler, Galileo Galilei, Isaac Newton, and so on.
What do pterichthyodes eat?
Scientists speculate that Pterichthyodes were forerunners to modern fish. They were found in the Devonian period. They are believed to be bottom feeders that fed off decaying material.
What scientists once called noble gas?
People once believed that noble gases couldn't chemically react at all. For this reason, they were called inert gases. They were also clustered under Group 0 in the old periodic table because scientists believed that the gases have zero valence electrons in their outer shell. This was later proven to be untrue when some noble gas compounds were discovered.
What do scientists call modern humans?
Homo sapiens
How did scientists know that whales once walked the earth?
they believed that whales had legs and one whale was found with a small leg but it was discovered that a chinese farmer put the leg in the whale skeleton
What is the difference between alchemists and scientists?
Alchemists believed in magic. Scientists don't. The alchemists were the first chemists. But in addition to mixing chemicals, they also believed that magic would help with their experiments and formulas. It didn't. But their experiments led to the development of the science of chemistry.
Why do scientists say that tha tabon man was more modern than the cagayan man?
why do scientists say that the tabon man was more modern that the cagayan man
What well into the twentieth century many scientists believed the ocean floor was?
Flat
How did alchemists similar to and different from modern scientists?
The alchemists were the first chemists. But in addition to mixing chemicals, they also believed that magic would help with their experiments and formulas. It didn't. But their experiments led to the development of the science of chemistry.
Compare and contrast the aims of ancient and modern scientists?
compare ancient scientist to modern scientist?
Which of the scientists in question 6.a. believed in the caloric theory?
The scientist who believed in the caloric theory was Antoine Lavoisier. He proposed that heat is a fluid-like substance called caloric that flows from hotter to colder bodies. This theory was prevalent in the 18th century but was eventually debunked in favor of the modern understanding of heat as a form of energy.
