Photoshop > Use Function Keys > Flashcards
Start help
F1
Cut
F2
Copy
F3
Paste
F4
Show hide brush panel
F5
Show hide color panel
F6
Show hide layers panel
F7
Show hide info paneln
F8
Show hide action panel
F9
Revert
F12
Fill
Shift F5
Feather selection
Shift F6
Inverse selection
Shift F7