Gravity-assists are commonly used in space missions to increase the speed and change the trajectory of spacecraft.

Gravity assists are commonly used in space missions to increase the speed or change the trajectory of a spacecraft.

Assisted dying should be a legal option for terminally ill patients.

Gravitational assists are commonly used by spacecraft to gain speed or change direction.

Assisted suicides are a controversial topic in many countries.

Language assistants play a crucial role in language learning.

The referee assistants are responsible for assisting the main referee during the game.

The teaching assistants are responsible for grading assignments and assisting students in the classroom.

Education assistants play a crucial role in supporting students with their learning.

The education assistant helps the teacher in the classroom.