[How to do it] Tap once on the item. [What it does] Opens whatever you tap. Similar to clicking with a mouse. [What we say] 
Tap
T a p
P r e s s a n d h o l d
P i n c h o r s t r e t c h t o z o o m
R o t a t e
S l i d e t o s c r o l l
S l i d e t o r e a r r a n g e
S w i p e t o s e l e c t
S w i p e f r o m e d g e