hang, attach, adhere

はる Attach something sticky:tape, band-aid.
 
ける(かける) To hang something from a vertical surface, using a hook or pin. Also, to sprinkle something on something else (pepper, salt, etc.). Also means to drape over:drape a blanket over a sleeping child or put a tablecloth on the um uh table. Also means to turn on something electric, although how this is different from 使う is unclear!