The Atom and Atomic Theory Scientists Crossword
This printable crossword puzzle on the topic of Elements & Periodic Table has 13 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
All atoms in a given element are exactly alike
Different elements differ by atomic weight
Small particles exist inside an atom
There are negatively charged particles in every atom called electrons
Atom consisted of mostly positively-charged material into which electrons were scattered throughout
Plum Pudding Model
There is a central positive nucleus surrounded by negative orbiting electrons
Most of the mass of an atom is in the tiny nucleus and the rest of the atom is mostly empty space
Gold Foil Experiment
Electrons rotate about an atom's nucleus in fixed pathways of varying energy levels
Electron Cloud Model
Electrons do not have a fixed orbit and the path of an electron cannot be predicted
Electrons are likely to be found in regions called electron clouds
