For what might be his most famous experiment, the refutation of Thomson's 'plum pudding' model, only limited apparatus was used: a source of positively charged alpha particles that would be deflected by atomic nuclei, some thin gold foil, a collimitor to narrow the beam of alpha particles, a zinc sulphide screen to register any alpha particles deflected by nuclei, and a microscope to render flashes on this screen visible to the naked eye. All in a darkened room. The various parts of the apparatus could be moved in an arc relative to one another to verify whether scattering of the alpha particles had occurred. Rutherford didn't like statistics but the results were unequivocal.
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The work of J.J. Thomson and Robert Millikan was crucial in determining the mass of an electron. Thomson's experiments in 1897 led to the discovery of the electron, establishing its charge-to-mass ratio. Later, Millikan's oil drop experiment in 1909 allowed for the precise measurement of the electron's charge, which, when combined with Thomson's findings, enabled the calculation of the electron's mass. Their contributions laid the foundation for our understanding of atomic structure.
Goldstein used a perforated cathode in his discovery of protons because it allowed the positive particles to pass through and be detected on the other side. This setup enabled him to observe the presence of positively charged particles, which were later named protons. The perforated cathode design helped isolate and identify these particles, leading to the discovery of the proton.
Ernest Rutherford, a New Zealand physicist, designed an experiment that led to the first successful detection of an individual subatomic particle, the proton. This experiment, known as the gold foil experiment, involved bombarding gold foil with alpha particles to study the structure of the atom.
Technology has contributed to ozone layer depletion through the production and use of chlorofluorocarbons (CFCs) in refrigeration, air conditioning, and aerosol propellants. The release of these chemicals into the atmosphere has led to the destruction of ozone molecules, resulting in thinning of the ozone layer. However, advancements in technology have also enabled the phase-out of CFCs and the development of ozone-friendly alternatives, helping to mitigate further damage to the ozone layer.
Technology has helped solve problems by allowing for faster communication, access to information, and automation of tasks. It has revolutionized industries such as healthcare, education, and transportation by providing innovative solutions to complex challenges. Additionally, technology has enabled remote work, connectivity, and collaboration on a global scale.
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ITES stands for Information Technology Enabled Services. Its full forms are available for download at the Full Form Directory.
technology available today, the world has gotten closer in many ways
The Rosetta Stone.
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The work of J.J. Thomson and Robert Millikan was crucial in determining the mass of an electron. Thomson's experiments in 1897 led to the discovery of the electron, establishing its charge-to-mass ratio. Later, Millikan's oil drop experiment in 1909 allowed for the precise measurement of the electron's charge, which, when combined with Thomson's findings, enabled the calculation of the electron's mass. Their contributions laid the foundation for our understanding of atomic structure.
The discovery of Native Americans by European traders enabled a new ideas and knowledge during periods of pre-modern globalisatio.
.NET- NETWORK ENABLED TECHNOLOGY here . stands for LINKAGE BETWEEN MANY OBJECTS
The discovery of CRISPR gene editing technology has revolutionized the field of genetics by providing a precise method for modifying DNA sequences. This technology has enabled scientists to study gene function in a more targeted and efficient manner, leading to a deeper understanding of genetic diseases, cellular processes, and potential therapeutic interventions.
network enabled technology
Information Technology Enabled Service
One was the discovery of Plutonium.