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Modern Atomic Theory was developed by British scientist, John Dalton. His theory rested on four factors. Chemical elements are composed of atoms. Atoms in an element, are identical to the weight of the element. Atoms of different elements have different weights. To form compounds, atoms are combined in small, whole-number ratios.
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What was James Kirkland's theory on how dinosaurs became extinct?
Paleontologist James Kirkland was one of the first scientists to theorize that the dinosaurs became extinct because of an asteroid that slammed into the earth. It didn't take long for other scientists to come to the same conclusion and the theory is now widely accepted.
Who are famous female scientists?
They are scientists who became famous and happen to be female.
What was Albert Einstein's ethnicity?
Albert Einstein was born in Germany on March 14, 1879. After winning the 1921 Nobel Prize in Physics for discovering the law of the photo electric effect, he escaped from Nazi Germany in 1933 and alerted the U.S. that Germany might be developing an atomic bomb. He then helped research the atomic bomb along with other scientists of the time. Although America accepted him as a citizen, as he legally became after some time in the states, Einstein's origin lies in Germany.
When does an idea became a theory what is answer?
when most people begin to agree on a single explanation , the explanation is called a theory
Why do scientists think the triceratops became extinct?
scientists found the fossils of triceratops
Gold became accepted as the universal exchange?
False
How did two animals from the prehistoric time become extinct?
It is generally accepted that animals from the prehistoric time became extinct to a massive shift in climate. Scientists believe that a meteor struck the earth and the aftermath caused the extinction of many plants and animals.
How did scientists discovering protons and neutrons help them to place elements in their correct order and group?
By discovering the elements proton number, it became easier for scientists because the elements had similar properties. And they could arrange it by increasing proton number, valence electrons or electronic configuration.
Amendments 3 - 12 were accepted and became known as the?
bill of rights
When did the scientists figured out that emotions didn't come from the heart?
The understanding that emotions were not sourced in the heart but in the brain began to develop in the 17th century through the work of philosophers and scientists like René Descartes and Thomas Willis. However, it wasn't until the 20th century with advancements in neuroscience and psychology that this idea became widely accepted in the scientific community.
When did Thomas Edison become a scientists?
he became a scientist when he was 15:)
How the double helix model became the accepted structure of DNA?
The double helix model became the accepted structure of DNA because it fit the experimental evidence, especially from X-ray crystallography of the DNA molecule.
