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The protons and neutrons in the nucleus of an atom are held together by the strong force.
gravity
The Standard Model of particle theory states that nucleons are bound together primarily by the Strong Interaction Force. These forces keep protons and neutrons together.
the nucleus of an atom has protons and neutrons, and electrons spin in orbitals around the nucleus. since opposites attract, electrons are pulled towards the protons in the nucleus, but their spin-velocity is like planets in a solar system: they keep approximately the same distance from the sun, even though the sun's gravitational pull is extremely strong.
Because the weight of the wood is less than the weight of an equal volume of water. So when it's completely submerged, the upward buoyant force on it is greater than the downward gravitational force on it. The wood accelerates in the direction of the net force on it, exactly as one wood expect.
the gravitational force
No, all molecules are held together by covalent bonds.
Atoms are not held togetherinternally by covalent attraction, but instead by the so-called "strong force" of quantum theory. However, two or more atoms can be held together in molecules by covalent attraction.
Everything would fall apart. Whilst gravity holds everything together at a large scale, on the atomic scale, everything is held together by the electromagnetic force.
electrostatic force of attraction between the positively charged cations and negatively charged anions
it is a galaxy.
It is a galaxy.
The fact that he is orbiting means he is being held by the gravitational force of the Earth. If not for that, he would be headed out of the solar system.
Molecules are held together by Pepper and cheese.
It all has to do with string theory. There are tiny "strings", as physicists call it, that help the molecules overcome the gravitational and electrostatic forces and bind them together.
Atoms are held together by a few forces, depending on how small you look. Quarks (the sub-atomic particles that make up protons and neutrons) are held together by gluons. Protons and neutrons are held together by the strong nuclear force. The nucleus and electrons are held together by the electromagnetic force.
Anions and cations are held together by ionic bonds. Metal atoms are held together by metallic bonds. Nonmetals are held together by covalent bonds.