Which symbol represents an alpha particle in nuclear equations?

Usually just the lower-case Greek letter alpha.

I'll type it here, and hope can handle it:

Small Greek Alpha ==> α

when cloud cover increases then the suns ray's which provides the earth with light and warmth gets covered due to the due to the suns ray's being blocked, the temperature in that region

therefore to conclude i would like to say that,

=more the cloud cover, the lesser the

happy to

pls mark as brainliest.