Question

question 19 of 25
what did john dalton state in his atomic theory?
a. atoms are made up of smaller particles.
b. there is only one kind of atom.
c. matter is made up of atoms.
d. atoms are the cause of all observations in science.

Explanation:

John Dalton's atomic theory proposed that matter is composed of atoms. At the time of his theory, atoms were thought to be indivisible (contrary to option A), and there were multiple kinds of atoms (contrary to option B). Option D is an over - generalization. His key idea was the fundamental nature of atoms in the composition of matter.

Answer:

C. Matter is made up of atoms.