What does perpetual motion mean? YouTube
What Does The Word Perpetual Mean. Web continuing or enduring forever; Continuing forever in the same way:
Lasting an indefinitely long time: Web continuing or enduring forever; Continuing forever in the same way: Continuing for ever in the same way:
Lasting an indefinitely long time: Continuing forever in the same way: Continuing for ever in the same way: Web continuing or enduring forever; Lasting an indefinitely long time: