Practice Questions
1.Fill in the table below.
| Property | Solids | Liquids | Gases |
|---|---|---|---|
| Arrangement of particles (Random or Regular) | Regular | Random | Random |
| Density (High or Low | High | High | Low |
| Shape (Fixed or not fixed) | Fixed | not fixed | not fixed |
| Volume (Fixed or not fixed) | Fixed | Fixed | not fixed |
| Particles (Move or Vibrate) | Vibrate | Move | Move |
Absorption and Emission of EM Radiation
JJ Thomson and Plum pudding model
Ernest Rutherford and the Nuclear Model
Niels Bohr changing the Nuclear Model
Discovering the Proton and Neutron
Measuring radiation from radioactivity
Radiation types and properties
Random nature of radioactive decay
Radioactive contamination or irradiation
Hazards of contamination and irradiation
Studies on the effects of radiation on humans