2400 years
Scientists know that atoms are the basic building blocks of matter, consisting of a nucleus made up of protons and neutrons, surrounded by electrons. They also understand that atoms are the smallest units of an element that retain its chemical properties. Additionally, scientists are able to manipulate and study atoms through techniques like electron microscopy and spectroscopy.
Scientists can gather information about the structure and arrangement of atoms in a substance by examining how they interact with each other. This allows them to understand characteristics such as bonding, geometry, and energy levels of the atoms. By analyzing these interactions, scientists can deduce valuable insights about the properties and behavior of the materials studied.
Scientists use a variety of experimental techniques, such as the scanning tunneling microscope or particle accelerators, to indirectly observe and study atoms. Through these methods, they can measure atomic properties like mass, charge, and behavior, providing concrete evidence of their existence despite their small size.
Scientists use techniques such as X-ray crystallography to determine the atomic structure of materials. By studying the diffraction pattern of X-rays passing through a crystal, scientists can infer the spatial arrangement of atoms and molecules in the material. This provides evidence that atoms and molecules combine in well-ordered arrays.
Everywhere around you. The crust of the earth and all things on it are pretty much atoms of one kind or another. Matter as we know it is generally made up of atoms. Atoms are the building blocks of molecules. We are atoms. Certainly there aren't atoms as we know them in stars because they are too hot. Matter there there exists as plasma. And in space where gas and charged particles swirl and eddy, atoms are not the norm. But 'round these parts, we can't help but find them.
If has been proven by many scientists.
Scientists don't know everything, nor do they claim to know everything.There's a lot of compelling evidence to suggest that the dinosaurs were killed of by a massive meteorite impact.
They are smart and know everything
yes
Scientists don't believe atoms exist- they know atoms exist. No matter what type of field they study, the 'theory' of the atom explains many things about matter and chemistry and what make things happend in the physical world.
No, they don't. There is so many (beyond numbers) galaxies that it is impossible to know everything.
because everything is consider chemicals
Maths is everything. Maths can even be used by forensic scientists to create a figure of a whole body from a footprint. Anything that you can think of relates to maths in some form or another.
amibas are little tiny creatures. and we know have them because scientists wanted to figure out if they are real of not.
they know everything
not that i know of I am trying to figure that out
Everything that they studied that had cells was alive, everything without them was not.