The time period of the simple pendulum is defined as the time required by the pendulum to complete one oscillation.

The time period of the simple pendulum is defined as the time required by the pendulum to complete one oscillation.
Distance (m) | 0 | 4 | ? | 12 | ? | 20 |
Time (s) | 0 | 2 | 4 | ? | 8 | 10 |