how long ago did the history of understanding the atom begin?\na 100 years ago\nb 500 years ago\nc 1500…
how long ago did the history of understanding the atom begin?\na 100 years ago\nb 500 years ago\nc 1500 years ago\nd 2500 years ago
Answer
Brief Explanations:
The concept of the atom was first proposed by the ancient Greek philosopher Democritus around 2500 years ago. He theorized that matter was composed of indivisible particles called atoms.
Answer:
D. 2500 years ago