What is the difference between visible trade and invisible trade in imports and exports?

Visible trade is physical goods you can see, eg. bananas. Imports is the bananas coming in. Exports is the bananas leaving.

Invisible trade is services, eg. going on holidays in France. Imports is french people coming into Ireland and spending money here (money coming in),exports is Irish people going to France and spending money there. (money going out)

Visible trade, in economics, exchange of physically tangible goods between countries, involving the export, import, and re-export of goods at various stages of production. It is distinguished from invisible trade, which involves the export and import of physically intangible items such as services.