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Particle Physics

Relatively recent experimental results have confirmed what philosophers throughout history had theorized all along; that all matter is made up of elementary particles. Those curious about this cutting-edge field of physics known as particle physics should post their questions here, including those about fundamental particles, fundamental forces, Grand Unified Theories, and the extraordinary devices that have been or need to be engineered to research them.

3,842 Questions

What causes static electricity in your body?

Static electricity in your body is caused by the build-up of an imbalance of electric charge. This can happen when you walk on carpets or rub certain materials, causing electrons to be transferred and create a charge imbalance. When you touch an object, such as a metal doorknob, the excess charge can transfer and create a mild shock.

Which subatomic particles is found in the electron cloud?

Electrons are the subatomic particles found in the electron cloud surrounding the nucleus of an atom.

How do you identify the relative mass relaitive charge and location of the three smaller subatomic particle of an atom?

protons --- rel. mass 1 amu, rel. charge +1, location in the nucleus.

neutrons --- rel. mass 1 amu, rel. charge 0, location in the nucleus.

electrons --- rel. mass 0 amu, rel. charge -1, location outside the nucleus.

What is the element that has 20 neutrons?

Several can. Perhaps you meant to ask which has 20 protons, in which case the answer is calcium. (Calcium is also one of the elements that can have 20 neutrons, but it's not the only one.)

How you know if an object has more electrons or protons?

If you put an electric charge of known magnitude near the object, then it will either be attracted to the charge or repelled away from the charge. They will have the same charge if repulsion is observed or different charges if attraction is observed.

What is the radiation used in an electron microscope?

Electron microscopes use a beam of electrons for imaging instead of light. The electrons are produced by an electron gun and accelerated through an electromagnetic field to create the necessary energy for imaging samples with extremely high resolution.

How is proton gradient established?

A proton gradient is established with an electron transport chain, where energy from electrons is donated from an high-energy source (such as food) to provide intracellular enzymes the energy to pump protons across an impermeable membrane in order to form a region with a high concentration of protons.

Hope this helps! :)

How many core electron does n3- have?

2 core electrons and 8 valence electrons are there in N3- ion.

What types of particles are proton and neutrons and electrons?

Protons and neutrons are composed of smaller particles called quarks. Protons are made of two "up" quarks and one "down" quark, while neutrons are made of two "down" quarks and one "up" quark. Electrons are fundamental particles and are classified as leptons.

Which atom gains one electron?

most non metals (except for the group 18 elements) NITROGEN(N) SULFUR(s) CHLORINE (CI)

Why was it so difficult for scienitist to find the sixth quark?

Because they needed to produce a collision with an energy around 200 GeV, the top quark's rest mass, to pop it into existence. There are currently only two accelerators in the world that can do this, the LHC at CERN and the Tevatron at Fermilab. As a point of reference, a mass of 200 GeV/c2 is about 200 times more massive than a proton.

What rule or principle states that no two electrons in the same orbital can have the same spin?

The Pauli exclusion principle states that no two electrons in the same orbital can have the same spin. This principle arises from quantum mechanics and is a fundamental rule that governs the behavior of electrons in an atom.

What are the subatomic particles that form the basic structure of atoms called?

The three subatomic particles are protons, neutrons, and electrons. The protons and neutrons are located in the atomic nucleus. The electrons are located in the electron cloud surrounding the nucleus.

What happens to a neutral object if that objects gains electrons?

If a neutral object gains electrons, it will become negatively charged. Excess electrons will create an imbalance in the object's charge, causing it to repel other negatively charged objects and attract positively charged objects.

Where is each subatomic particle located in the atom?

Protons and neutrons are always found in the nucleus of an atom. Scientists over the years have speculated the position of electrons. The currently accepted model is the Atomic Orbital Model. This model predicts that electrons are found in sub-orbitals which are positioned in subshells. These subshells are located between principle energy levels.

How many times do particles in a solid vibrate per second?

As far as I know there are only a few phenomenon that cause vibration. Heat, sound, and mechanical vibration. Most materials experience all three, such as a guitar or piano string. The frequency of mechanical vibration is equal to the note, 262 Hz for middle C for instance. Sound would be at the sound's frequency. !0,000 times for second on a 10 kHz sound. Heat changes the amount the particle moves in amplitude and frequency with 10 raised to the power of 13 being the frequency.

Who named the neutron?

The neutron was named by its discoverer, James Chadwick, in 1932. Chadwick won the Nobel Prize in Physics in 1935 for his discovery of the neutron.

Which more mass a- proton or electron?

A Proton is made up of Subatomic Particles, these include Quarks and Leptons. Within a Proton are two Up quarks and one Down quark. An Up quark has a mass of 2.4 MeV/c2, whilst a Down quark has a mass of 4.8 MeV/c2. An Electron is a type of Lepton, so we can not break it down any further. An Electron has very little mass 0.511 (MeV/c2). So using the information provided we can safely say that a Protons mass is greater than an Electrons mass.

This should answer the Question.

What subatomic particle determines if an element is an isotope or not?

The neutron; the proton determines the element of the atom, but different atoms of the same element can have different atomic masses, due to the different number of neutrons of the atoms.

Atoms of same element having same number of protons but different number of neutrons are called Isotopes. Thus, neutron determines the isotope of an atom.

What do leptons do?

Leptons are a type of fundamental particle that make up matter. They do not experience strong nuclear force, but they do interact through weak nuclear force and electromagnetism. Leptons include particles like electrons, neutrinos, and muons.

Does a electron cloud have a specific size?

It is impossible to know exactly where an electron is. Thus, the size of an electron cloud can be given only in terms of probability. Even then, the size of the electron cloud depends on how many electrons an atom possesses.

What grade level is a science project on antimatter?

A science project on antimatter could be suitable for high school students, particularly those in grades 10-12. The topic involves complex physics concepts that may be more challenging for younger students to grasp. It would be best if the project is tailored to their understanding and skill level.

How many non-bonding electrons are in methanol?

This is a chemical element. You can find the how many electron in a single atom by using a periodic table.