Science Buddies: "Ask an Expert"

Posted: **Sun Jan 09, 2011 4:28 pm**

Could someone please tell me if I should use affect or effect in my question...

What affect/effect does exposure to a UV light have on the degradation of a chemical?

Thanks!!

Posted: **Sun Jan 09, 2011 4:56 pm**

Effect.

X has an effect on Y -- effect is a noun here
X affects Y -- affect is a verb here

Posted: **Sun Mar 27, 2011 8:24 pm**

Effect

Science Buddies: "Ask an Expert"

Affect vs. Effect in Science Problem

Affect vs. Effect in Science Problem

Re: Affect vs. Effect in Science Problem

Re: Affect vs. Effect in Science Problem