Etteeka 1ka:“Enzitoya bw’eba mu kiwummulo esigala mu kiwummulo oba bw’eba mu mugendo etambulira mu ng’enda ey’entakyuka okutuusa nga eteekeddwako empalirizo”. (If a body is at rest it remains at rest or if it is in motion it moves with uniform velocity until it is acted on by a resultant force). Etteeka ly’okuva erisooka era liyitibwa etteeka lya kiremeramumbeera (the law of inertia). Okusinziira ku tteeka lya kigaaniramumbeera: