“Describe”

Question 1

Describe the structure of the atom, name the three main sub-atomic particles and state their charge and mass in relative units and SI units

Question 2

Describe how isotopic data can be used

Question 3

Describe the strong nuclear force and its role in keeping the nuclues stable

Question 4

Describe in detail how the strong nuclear force varies with nucleon separation and sketch force-separation graphs

Question 5

Describe the alpha and beta-minus decay and explain why each type occurs

Question 6

Describe the process of pair production

Question 7

Describe the process of annhiliation

Question 8

Describe how much the strangeness of a particle can change by in weak interactions

Question 9

Describe beta-plus and beta-minus decay

Question 10

Describe electron capture

Question 11

Describe electron-proton collisions

Question 12

Describe electromagnetic repulsion

Question 13

Describe the photoelectric effect

Question 14

Describe the de Broglie wavelength of a particle

Question 15

Describe electron diffraction

Question 16

Describe how our understanding of the nature of matter has changed over time and how new theories are validated by the scientific community