Each ability begins at 0 and can be advanced through character development and acquisition of magic items.
You receive a bonus equal to 50% of your ability, as that ability’s modifier, on checks related to that ability.
Example: A strength of 6 gives a +3 bonus on melee attack rolls.
What follows is a list of abilities and checks related to them
Strength is used for the following
Smash-batter obstacles like doors, walls, or chests without through force.
Might-strength modifies all basic melee attack rolls and damage rolls
Capacity-you can carry an additional 10 pounds of weight for each point of strength.
Dexterity is used for the following
Agility-used for tasks like balancing, jumping, climbing, and swimming
Defense-modifies armor class and dodge%
Shot-modifies ranged attack rolls
Subterfuge-allows character to sneak without being seen, take unattended things without being noticed, and the like
Constitution is used for the following