CLEAN : Rescuers still at work in Kathmandu at sunset

The video tutorial introduces the concept of time, specifically focusing on the duration of one second and its notation. It provides a brief explanation of how time is measured and represented.

What does the term 'one second' refer to in the context of time?

Can you explain the significance of a second in everyday life?

What are some common activities that are timed in seconds?

How is '2nd' commonly used in timekeeping?

In what situations might you need to measure time in seconds?