There are 20 Bohr Model cards in this set covering the first 20 elements. - use just the first set as flash cards or control cards.
This Bohr Model Clip Art product has 250 images in color, and black and white!
Bohr Model clip art diagrams for the first 20 elements
“For two thousand years it was believed that atoms were tiny solid balls – a model clearly drawn from everyday experience. Then, as physicists discovered that atoms were composed of more elementary…