sunspot activity

collocation in English

meaningsofsunspotandactivity

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withactivity.
sunspot
noun[C]
uk
/ˈsʌn.spɒt/us
/ˈsʌn.spɑːt/
a dark spot on the surface of the sun that appears for a few days or weeks and ...
See more atsunspot
activity
noun
uk
/ækˈtɪv.ə.ti/us
/ækˈtɪv.ə.t̬i/
the situation in which a lot of things are happening or people are ...
See more atactivity

(Definition ofsunspotandactivityfrom theCambridge English Dictionary© Cambridge University Press)

Examplesofsunspot activity

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Blackouts caused bysunspotactivitymade communication difficult and sometimes impossible, resulting in a backlog of delayed traffic when the blackout ended.
From theCambridge English Corpus
Are we convinced thatsunspotactivityand cloud formation do not have as much, if not more, effect on global warming?
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Sunspotactivityfollows an 11-year cycle and is now falling.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Sunspotactivitynext year is expected to be higher than in 1956.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
These conditions occur at times during winter whensunspotactivityis high.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Sunspotactivitymakes a break in reception all over the world.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
First it is predicted that in about five years' time we shall be entering a period of intensesunspotactivity, when long-range radio commitments will become highly unreliable.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Despite work in this country and elsewhere, it has not been possible to establish any direct or indirect relationship betweensunspotactivityand the weather in this country.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
He went on to apply the technique to analysingsunspotactivity.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
During this period,sunspotactivityrises to a peak and gradually falls again to a low level.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
He has said the source of the climate change issunspotactivityor just something in the geologic eons of time.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Early research attempted to find a correlation between weather andsunspotactivity, mostly without notable success.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Firstly, whilesunspotactivitydeclined after 1985, cosmic ray flux reached a minimum in 1992 and contributed to warming during the 1990s.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
During periods of increasedsunspotactivity, band openings may begin well before sunrise and continue into the night.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
By the 19th century, there was a long enough record of sunspot numbers to infer periodic cycles insunspotactivity.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The average rate of cosmic-ray soft errors is "inversely" proportional tosunspotactivity.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
This also demonstrated that magnetic fields were instrumental insunspotactivity.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
They are also higher during highsunspotactivityyears.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Sprer was the first to note a prolonged period of lowsunspotactivityfrom 1645 to 1715.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Sunspotactivitycycles about every eleven years.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Want to learn more?
Go to the definition ofsunspot
Go to the definition ofactivity
See other collocations withactivity