John Tompson
Democritus, an ancient Greek philosopher, was the first person to introduce the idea of an atom. He proposed that all matter is made up of tiny indivisible particles called atoms. Democritus' atomic theory laid the foundation for the modern understanding of atoms.
manu
The mass of an atom gives you an idea of how heavy it is in relation to other atoms. It is the total mass of the protons, neutrons, and electrons in the atom. The atomic mass is typically measured in atomic mass units (amu).
Robert Boyle
Democritus did not have experimental evidence to support his idea of the atom. Instead, his idea was based on philosophical reasoning and speculation.
democritus
Democritus, an ancient Greek philosopher, was the first person to introduce the idea of an atom. He proposed that all matter is made up of tiny indivisible particles called atoms. Democritus' atomic theory laid the foundation for the modern understanding of atoms.
450 b.c
The idea of the atom was first proposed by the ancient Greek philosopher Democritus in the 5th century BC. He believed that everything is made up of tiny, indivisible particles called atoms.
Its RADIOACTIVITY!! That was the first discovery that rejects the idea that the atom is indestructible
John Dalton was the first person to propose the idea of the atom as the smallest particle in 1803. However, equipment needed to prove the theory was not available until the late 1900s.
manu
The idea of the atom was first developed by Greek philosophers Leucippus and Democritus in 5th century BC. Their idea was overlooked until Antoine Lavoisier's experiments were done in the 18th century.
ryan falcone
dylan narvadez
i have absolutely no idea
The mass of an atom gives you an idea of how heavy it is in relation to other atoms. It is the total mass of the protons, neutrons, and electrons in the atom. The atomic mass is typically measured in atomic mass units (amu).