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Kara Wolf
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Which scientist developed the quantum mechanical model of the atoms?
Erwin Schrodinger
The half-life of Au-198 is 2.7 days When there are 800 atoms of Au-198 in a sample a scientist starts a stopwatch The scientist stops the stopwatch at 8.1 days there are atoms of Au-198 re?
its 100
can a scientist see atoms?
They can't see atoms with a naked eye, but they can use an electron microscope or a STM (scanning tunneling microscope).
What scientist discovered that atoms have energy level?
The scientist who discovered that atoms have an energy level is Niels Bohr in 1913. According to his model electrons move around the nucleus much the same as the planets rotate around the sun.
Who was the English scientist who first offered strong evidence that atoms exist?
John Dalton
What is scientific intrument that allows a scientist to observe atoms?
microscope
What is the first observe cells?
Robert Hooke an Englishman was the first scientist to observe cells
A scientist wants to observe the structure that joins a cell to neighboring cells. How should the scientist observe the detailed structure of the cell?
The scientist should use an electron microscope
How do scientist investgate the world?
They Observe, Predict and Infer
What do scientist observe most?
Cookie monster era
How do scientist observe weather patterns?
they watch clouds.
Who was the first scientist to observe that gravity exists?
Gallo
A scientist wants to observe the structure that joins a cell to neighboring cells. how should the scientists observe the detailed structure of the cell?
The scientist should use an electron microscope
How does a spectroscope extend a scientist's ability to observe light?
It allows a scientist to measure the wavelength of light.
Which scientist was one of the first scientist to successfully use a telescope to observe the night sky?
Galileo
What is a behavioral scientist?
A behavioral scientist studies human behavior, often in relation to society and environment. They use scientific methods to understand and predict human actions, motivations, and decision-making processes. Behavioral scientists work across various disciplines such as psychology, sociology, and economics.
What is the name of the scientist who discovered that atoms have positive charged?
Ernest Rutherford is the name of the scientist who discovered that atoms have positively charged nuclei.
