To find the time interval, we can use the formula:
\[ \text{time} = \frac{\text{distance}}{\text{speed}} \]
Given:
- Distance = 0.2 m
- Speed = 0.1 m/s
Now, we can plug in the values:
\[ \text{time} = \frac{0.2 , \text{m}}{0.1 , \text{m/s}} = 2 , \text{s} \]
So, the time interval is 2 s.