-- look both ways before crossing the street (light)
-- listen to the weather report (radio waves)
-- make a cellphone call (radio waves)
-- watch the game on TV (radio waves)
-- heat up a hunk of meatloaf for a fast snack (microwaves)
-- stand in the sunshine to warm up (infrared radiation)
-- lie in the sun to work on your tan (ultraviolet radiation)
-- the dentist makes a new set of pix of your teeth (X-rays)
