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Scientists

This category is for questions about the people who apply the scientific method to solve problems, introduce new concepts, and strive to explain the natural world.

9,527 Questions

What is the responsibility of a scientist?

to study the pyhsical world

to answer scientific questions accurately

How was Galileo's heliocentric theory controversial?

Church officials believed the theory contradicted current religious teachings

What are other interesting facts about dinosaurs?

Dinosaurs ("terrible lizards") belong to a large group of reptiles called Archosauria ("ruling reptiles"). They are classified into two distinct orders, which are distinguished by their pelvic differences. All Saurischian ("lizard-hipped") dinosaurs had modern lizardlike pelvises and clawed feet. Saurischians roamed Earth from the Middle Triassic to the end of the Cretaceous period. They included carnivores and herbivores. Members of the order included Allosaurus ("different lizard"), Apatosaurus ("deceptive lizard"), which was formerly called Brontosaurus, and Tyrannosaurus ("tyrant lizard"). The group is divided into two suborders: Theropoda ("beast footed") and Sauropodomorpha ("lizard-footed forms"). Velociraptor ("swift robber") was a theropod. All Ornithischian ("bird-hipped") dinosaurs had pelvises similar to those of modern birds, and hoofed toes. All were herbivores. These dinosaurs lived throughout the world from the Middle Triassic to the end of the Cretaceous period. Members of the order included Iguanodon ("iguana tooth"), Stegosaurus ("plated lizard"), and Triceratops ("three-horned face"). The order is divided into four suborders: Ornithopoda ("bird footed"), Stegosauria ("plated lizards"), Ankylosauria ("armored lizards"), and Certopsia ("horned faces").

The is a process used by scientists to find answers to questions or solve a problem?

The (blank) is a process used by scientists to find answers to questions or solve a problem? The Answer To That Is (Scientific Method)

Why is it important for all scientists to use a standard system of measures rather than t system that may be mst popular in their home country or region?

Because this prevents mistakes where someone confuses metric units for imperial and then the number is much too large or too small. This happened with the Mars Climate Orbiter where its thrusters were so powerful that it couldn't reach a stable orbit.

Why are several trials taken for each measurement in an experiment?

A good way to reduce error or increase measurement accuracy is to take several measurements and compute their average. In other words, you achieve accuracy through averaging. (This also validates the repeatability of the measurement.)

What type of scientists most likely to study the cooling of lava after a volcanic eruption?

A vulcanologist is most likely to study the cooling of lava after a volcanic eruption

Which excerpt from the Frankenstein best reflects the century concern that scientists pursue their studies at any personal or moral cost?

"I had desired it with an ardor that far exceed moderation; but now that I finished, the beauty of the dream vanished, and breathless Horror and disgust filled my heart."(43).

Can you use tesla bifilar wound coil on induction motor winding?

Joseph Newman found that "free energy" could be obtained from vortex motion by electromagnetic fields spinning like Tesla claimed. Like other vortex generators, Newman's apparatus appeared to produce energy out of nowhere and the input could be used to deliver free energy. Different physicists had tested his device and confirmed that the input power in the test was 7 and 14 Watts yielding efficiencies of 700% and 1400% respectively.

In 1987 Newman had his generator operating as the engine of a car built on a Porsche chassis. Started by a battery the car ran without any input of fuel at high speed the same results Tesla achieved with his 1931 Pierce Arrow.

However, the American Patent Office refused to grant him a patent for his invention on the grounds that it was, to all intents and purposes, a perpetual motion machine, and herby not possible! Consequently the commercial development of his engine was effectively blocked. The same thing happened toTesla.

What type of scientist studies the atmosphere of planets?

This would be called a meteorologist. Typically, meteorologists are associated with reporting weather - but weather is determined by these planetary atmospheres that meteorologists spend their time studying.

How did Rene Descartes influence enlightenment astronomy?

He really did not do that much in astronomy. He was more of a trying to explain God philosophe. He systematically doubted everything including himself as a human and tried to prove everything was a mechanism or machine. Look up voltaires work on him and Francais Bacon that will explain it all to.

What human values are most important to Rene Descartes?

Rene Descartes valued rationality and human logic. Descartes is famous for his sentence, "I think, therefore I am." It was the mind that Descartes valued more than anything else.

How do scientists speculate the universe was different from what it is today?

Since the beginning as a Big Bang, the Universe has changed quite a lot. Read about "Big Bang" or "Timeline of the Universe" - for instance, on the Wikipedia - for details. The detailed answer to your question depends on what exact moment you choose. The Universe started in an incredibly dense and hot state; specifically, there was a time when there were no galaxies and no stars; even earlier than that, there was a time when there were no atoms, or even protons or neutrons - these only formed once the Universe had cooled down sufficiently.

Why have sedimentary rocks been very important to scientists who study how living things have changed over the ages?

The vast majority of fossils are found in sedimentary rocks. Fossils are they key to understanding what living things used to be like.