| Similarity | Rank | |
|---|---|---|
| cosmic_ray | 0.774 | 60042 |
| neutron | 0.768 | 24797 |
| photon | 0.746 | 18937 |
| proton | 0.724 | 20444 |
| neutrino | 0.720 | 41916 |
| ionize_radiation | 0.716 | 79693 |
| radiation | 0.695 | 5557 |
| electromagnetic_radiation | 0.690 | 65326 |
| electron | 0.687 | 9389 |
| radiation_from | 0.687 | 89043 |
| X-ray | 0.681 | 14504 |
| supernova | 0.678 | 47013 |
| isotope | 0.669 | 40195 |
| an_electron | 0.663 | 98873 |
| radio_wave | 0.657 | 55042 |
| electromagnetic_wave | 0.654 | 81340 |
| visible_light | 0.653 | 54663 |
| radioactivity | 0.650 | 39280 |
| these_particle | 0.648 | 95022 |
| detector | 0.646 | 8841 |
| magnetic_field | 0.642 | 15604 |
| the_solar_wind | 0.641 | 80824 |
| spectroscopy | 0.639 | 29325 |
| wavelength_of | 0.636 | 44330 |
| quasar | 0.635 | 61018 |