neutrons within the nucleus. This was about 20 a component of most nuclei, and outline its discovery. The years after the nucleus became an accepted students should now know the key properties of all three scientific idea. particles. Students should be able to describe: Plenaries why the new evidence from the scattering • experiment led to a change in the atomic (5 min) The students should make Not like a solar system the difference between the plum pudding • a list of similarities and particularly differences between model of the atom and the nuclear model of the atomic models and solar systems. atom. I don’t believe it (10 min) Interactive where students choose Details of experimental work supporting the Bohr the missing words to complete a paragraph summarising the model are not required. Details of Chadwick’s evidence that led to the plum pudding model being replaced. experimental work are not required. Students then use this summary to write a letter to an unconvinced scientist who wants to hold on to the plum pudding model.
neutrons within the nucleus. This was about 20 years after the nucleus became an accepted scientific idea. Students should be able to describe: • why the new evidence from the scattering experiment led to a change in the atomic • the difference between the plum pudding model of the atom and the nuclear model of the atom. Details of experimental work supporting the Bohr model are not required. Details of Chadwick’s experimental work are not required. a component of most nuclei, and outline its discovery. The students should now know the key properties of all three particles. Plenaries Not like a solar system (5 min) The students should make a list of similarities and particularly differences between atomic models and solar systems. I don’t believe it (10 min) Interactive where students choose the missing words to complete a paragraph summarising the evidence that led to the plum pudding model being replaced. Students then use this summary to write a letter to an unconvinced scientist who wants to hold on to the plum pudding model.
oxo_AQA16_P7uu_sw01_xxaann.docx