What does it mean when someone uses the word negative?

If price and worth mean the same thing, why priceless and worthless are opposites?

Acid rain is a secondary pollutant. select the best answer from the choices provided true or false

Drag the tiles to the boxes to form correct pairs. david sedaris's essay "our perfect summer" appeared in the june 16, 2003, issue of the new yorker. match each element of sedaris's essay to an element of a narrative essay. tiles time setting plot geographical setting conflict characters pairs the writer and his mother had always talked about the family buying a second home like the rich people they knew. the writer grew up in raleigh, north carolina, and his emerald isle in the summers.