Anchorxiety@reddthat.com to No Stupid Questions@lemmy.world · 5 days agoIf something could rotate infinitely after being initially pushed, would the initial push disqualify it from being classed as perpetual motion?message-squaremessage-square17fedilinkarrow-up118arrow-down10
arrow-up118arrow-down1message-squareIf something could rotate infinitely after being initially pushed, would the initial push disqualify it from being classed as perpetual motion?Anchorxiety@reddthat.com to No Stupid Questions@lemmy.world · 5 days agomessage-square17fedilink
minus-squarenomad@infosec.publinkfedilinkarrow-up9·5 days agoAFAIK even space will cool down and stop eventually. So not perpetual motion very low friction motion? I know that expansion also plays a role.
minus-squarebufalo1973@piefed.sociallinkfedilinkEnglisharrow-up1arrow-down1·2 days agoIf you think about it, when the universe cools down, maybe some rocks will fly forever without hitting anything.
minus-squarenomad@infosec.publinkfedilinkarrow-up1·1 day agoA cooled down universe does not move at all AFAIK. please Look up Brownian motion.
minus-squarebufalo1973@piefed.sociallinkfedilinkEnglisharrow-up2·1 day agoIf a rock is moving between galaxies, what would make it stop?
minus-squarenomad@infosec.publinkfedilinkarrow-up1·2 hours agoDoes a given mass ever get outside the influence of both galaxy’s gravity influences?
AFAIK even space will cool down and stop eventually. So not perpetual motion very low friction motion? I know that expansion also plays a role.
If you think about it, when the universe cools down, maybe some rocks will fly forever without hitting anything.
A cooled down universe does not move at all AFAIK. please Look up Brownian motion.
If a rock is moving between galaxies, what would make it stop?
Does a given mass ever get outside the influence of both galaxy’s gravity influences?