Box Collider & Box Trigger in Unity

Notes:

How to use Box Collider & Box Trigger in Unity:

Box collider:
- a collider; which comes in box shape
- can be used to wrap any box shape game object like wall, door, ground etc.

Size:
- indicates size of the collider along x, y and z axis

Center:
- indicates offset of the collider from the center of a game object

Edit Collider Tool:
- enables controls for editing size of the collider

Material:
- indicates physic material of a game object

Physic material determines how a collider must behave in the physical world.
Ex: rubber, plastic, wood, stone, metal, glass, ice etc.

Is Trigger:
- converts the collider in to a trigger;
- Trigger indicates non solid volume i.e. liquid, gas or vacuum, where as collider indicates solid volume

- Trigger is used to create a volume or a space, which senses and triggers events when some game object enters, stays or exits that particular space.
Ex: Water pool, Security Room, Danger Zone etc.