Assertion: cosmic ray's energy | /r/CapableOf | reach 1 gev
Facets:
value: roughly once a year
type: TEMPORAL
value: occasionally
type: DEGREE
value: to 10 gev
type: OTHER
Source sentences:
text: The maximum energy reached in solar particle events is typically 10 to 100 MeV, occasionally reaching 1 GeV (roughly once a year) to 10 GeV (roughly once a decade).