An open skill is

• performed in an unstable and constantly changing environment

• performed with little concentration or decisions to make.

• performed with difficulty, requiring a lot of concentration and decision making.

• performed in predictable and stable conditions.

A closed skill is

• performed in an unstable and constantly changing environment

• performed with little concentration or decisions to make.

• performed with difficulty, requiring a lot of concentration and decision making.

• performed in predictable and stable conditions.

A basic skill is

• performed in an unstable and constantly changing environment

• performed with little concentration or decisions to make.

• performed with difficulty, requiring a lot of concentration and decision making.

• performed in predictable and stable conditions.

A complex skill is

• performed in an unstable and constantly changing environment.

• performed with little concentration or decisions to make.

• performed with difficulty, requiring a lot of concentration and decision making.

• performed in predictable and stable conditions.

A low organised skill is

• performed in an unstable and constantly changing environment.

• easy to do and can be broken down in to separate phases.

• performed with difficulty, requiring a lot of concentration and decision making.

• performed in predictable and stable conditions.

A high organised skill is

• performed in an unstable and constantly changing environment.

• easy to do and can be broken down in to separate phases.

• performed with difficulty, requiring a lot of concentration and decision making.

• hard to do and cannot be clearly broken down in to separate phases.

A pass in hockey, football or basketball is

• open

• closed

A serve in tennis is

• open

• closed

A vault in gymnastics is

• open

• closed

A penalty kick in football is

• open

• closed