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WorksheetsWhat Is An Atom And How Do We Know? Movie Quiz
Total questions: 8
Worksheet time: 4mins
Who is credited for first proposing the idea of an atom?
Aristotle
Plato
Democritus
Socrates
How many kinds of atoms have scientists discovered?
150
64
118
92
What did John Dalton find when two elements react to form multiple types of compounds?
They react in random ratios
They always react in whole number ratios
They don't react to form compounds
They react in fractions
What did Albert Einstein propose in 1905 that could confirm the existence of atoms?
An experiment
A new theory of relativity
A mathematical equation
A new microscope
What did the scanning tunneling microscope use to scan and feel the surface of the sample?
Sound waves
X-rays
Electron tunneling
Light
What did dr. Wilson Howe improve in the scanning tunneling microscope technique?
The resolution of the microscope
The color scheme of the images
The size of the microscope
The speed of the microscope
What did dr. Ara Apkarian discover a way to use to see atoms?
Sound waves
X-rays
Actual light
Electron tunneling
What did the French physicist Jean Perrin use to confirm the existence of atoms?
A theory of relativity
An experiment
A mathematical equation
A new microscope
