| 1 | Ten hertz means to go ten times around per second. | |
| 2 | The previous record was 0.797 hertz. | |
| 3 | The ideal frequency is that of 50 hertz. | |
| 4 | Frequency is measured in hertz, or cycles per second. | |
| 5 | "If you can't stand how someone smells, you cannot become intimate, " Herz says. |