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15
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What is the correct order of scientists in order of their work related to the atomic theory from earliest to most recent?
Democritus, John Dalton, JJ Thomson, Ernest Rutherford, and Neils Bohr
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15
×
Who was the first person to "think" of an atom?
Democritus
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eraser
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gift
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fairy
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lifesaver
Give 25 points!
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15
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Which model was created after the discovery of the electron cloud?
C
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15
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Which model of the atom is the most up to date model?
Quantum model
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15
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Who proposed that electrons move around the nucleus in circular orbits?
Niels Bohr
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15
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Ernest Rutherford discovered that atoms were mostly
Empty space
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15
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Aristotle and other early Greek philosophers thought that matter was composed of four elements: air, earth, fire, and water(T/F)
True
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15
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In the model nicknamed "the solar system model" what are the electrons like?
The planets
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15
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Who was the first to propose that matter consist of indivisible particles of matter called atoms?
Democritus
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15
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In the atomic model nicknamed the "plum pudding" model, what do the plums represent?
Electrons
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trap
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gift
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gift
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lifesaver
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15
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This Greek philosopher stated matter was made of four main elements - water, air, earth and fire.
Aristotle
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heart
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magnet
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baam
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banana
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rocket
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shark
Other team loses 15 points!
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banana
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15
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What is the meaning of the greek word "atomos"?
Indivisible or uncuttable
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