As used in this act:
  (a) “Model rocket” means an aero-model that ascends into the air without use of aerodynamic lifting forces against gravity and is propelled by means of a model rocket engine.

Terms Used In Michigan Laws 259.781

  • engine: means a device or combination of devices which provide the necessary force or motive power to cause the model rocket to move through the air. See Michigan Laws 259.781
  • Model rocket: means an aero-model that ascends into the air without use of aerodynamic lifting forces against gravity and is propelled by means of a model rocket engine. See Michigan Laws 259.781
  (b) “Model rocket engine” or “engine” means a device or combination of devices which provide the necessary force or motive power to cause the model rocket to move through the air.