How to use 'worry' and 'worried'

The verb 'worry' means 'feel anxious about something that may happen'.
You can make a sentence such as the one below.

You don't have to worry about the safety of your belongings because they will be well taken care of.

As for 'worried', it is the past tense of 'worry' or an adjective. How they are used can be seen through the following sentences:

1 He worried about the condition of his son who was still sick after being given medicine. ['worried' here is the past tense of 'worry'.

2 She is worried about the exam she is taking tomorrow. ['worried' here is an adjective]