proton
Произношение: [ˈproʊtɒn]
Слово
Контекст: «science»
(noun) a small particle that is found in the center of an atom. Protons are positively charged, which means they have a type of energy that attracts negatively charged particles called electrons. Protons help to determine what kind of element something is, like if it's gold or oxygen.
Пример
An atom of hydrogen has one proton in its nucleus.
Пример
A neutron does not have a charge like a proton does; instead, it is neutral.
Пример
How many protons does an oxygen atom have?
Контекст: «physics»
(noun) a type of particle used in certain types of research and experiments, especially in physics. Scientists study protons to learn more about energy and matter because they play a big role in how atoms behave.
Пример
Researchers used protons in their experiments to discover new particles.
Пример
They did not measure neutrons in the same way that they measured protons.
Пример
Why do scientists accelerate protons in particle physics experiments?
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