<http://webisa.webdatacommons.org/232004368>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nasa.gov> .
<http://webisa.webdatacommons.org/232004368>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/232004368>	<http://www.w3.org/ns/prov#value>	"To complicate matters a bit more, there are energy losses in any real pendulum due to friction and other factors (see the discussion below) and the amplitude will decrease slightly with each successive swing." .
<http://webisa.webdatacommons.org/prov/478513502>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/232004368> .