16
practice testMultiple Choice

Practice Test

Question 16 • Physical Science

What experimental evidence led to the development of this atomic model from the one before it?

Answer
A
A few of the positive particles aimed at a gold foil seemed to bounce back off of the thin metallic foil.
B
Cathode rays were bent in the same way whenever a magnet was brought near them.
C
Equations were used to identify regions around the nucleus where electrons would likely be.
D
Experiments with water vapor showed that elements combine in specific proportions.
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What experimental evidence led to the…