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..... the atomic theory has been revised over time .. J.J Thompson described the atom as having a mix of positive and negative charges randomly scattered throughout a sphere of space ... Ruthford's experiments proved this model incorrect and developed the model with a tiny positively charged nucleus .. today, the model is more complex posting a cloud of electrons around a nucleus of protons and neutrons. why has the atomic theory changed during the last several hundred years.
A the splitting of the first atom created the need for a new model
B modern scientific methods are more reliable in developing theories
C the atom has changed over time and the model reflects those changes
D as new discoveries are made existing theories are revising or replaced

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taskmasters
The Atomic Theory changed during the last several hundred years because:

D. as new discoveries are made existing theories are revised or replaced.

Though there is a new atomic theory, the value of previous atomic theories does not diminish because these theories were the basis of the new theory drawn upon further studies made on studies conducted by the previous theories with the use of modern scientific method to produce more accurate and reliable result.




mvilla05

Answer:

D

Explanation:

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