Historical Perspectives on Atomic Theory

What was the main reason Ludwig Boltzmann faced challenges from other scientists?

• His economic theories were controversial.

• He believed in the existence of atoms, which was not widely accepted.

• He struggled with personal issues that affected his work.

• His entropy formula was considered incorrect.

Which ancient Greek philosopher proposed that the fundamental element of the universe was something that could not be further divided?

• Thales

• Heraclitus

• Democritus

• Aristotle

What did Joseph Priestley's experiments reveal about the composition of air?

• Air is a fundamental, indivisible element.

• Air is primarily composed of a single, life-sustaining gas.

• Air is a mixture of various elements, including one essential for life and combustion.

• Air is a byproduct of combustion and respiration.

What revolutionary idea did John Dalton propose based on his observations of elements combining in fixed ratios?

• Elements can combine in any proportion to form new substances.

• Water is an elemental substance that cannot be broken down.

• Matter is composed of indivisible particles (atoms) that combine in fixed, whole-number ratios to form compounds.

• The concept of atoms is a philosophical idea with no scientific basis.