Science Bowl Question

W) High energy ultraviolet light initiates an oxygen radical reaction, forming ozone that absorbs low energy ultraviolet light

X) Low energy ultraviolet light initiates an oxygen radical reaction, forming ozone that absorbs high energy ultraviolet light

Y) High energy ultraviolet light initiates a water vapor radical reaction, forming ozone that absorbs low energy ultraviolet light

Z) Low energy ultraviolet light initiates a water vapor radical reaction, forming ozone that absorbs low energy ultraviolet light