EVOLUTION OF THE ATOMIC MODEL Crossword
This printable crossword puzzle on the topic of Elements & Periodic Table has 10 clues. Answers range from 4 to 11 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
Said that electrons revolve around the nucleus of an atom like planets
Discover the neutron in 1932
atoms are indivisible and indestructible and identical in mass and property
First person to come up with the term atom, theorized atoms were specif to the material
Rutherford did this experiment proving that atoms have a positive nucleus
Used mathematics to find out it is impossible to know the position and the momentum.
Dalton said that atoms make up all ______
Discovered the nucleus and protons
Had the model we use today and said the atom and regions or clouds in which electrons would likely be found.
Discovered the electron and that the negatively charged electrons must be embraced in a cloud of positive charge
