Assertion: sun's amount | /r/CapableOf | vary over time
Facets:
value: in a cycle
type: TEMPORAL
Source sentences:
text: They separate their scientific efforts into categories and usually specialize in specific areas, such as How the amount of light from the Sun varies over time, or How the Sun's light affects the Earth's climate.
text: The amount of magnetic flux that rises up to the Sun's surface varies with time in a cycle called the solar cycle.