blocked sunlight casts a shadow sunlight evaporates water from a lake oxygen absorbs sunlight forming ozone molecules a prism refracts sunlight into light of different wavelengths
Which is the best example of a chemical reaction?

Options:
- blocked sunlight casts a shadow
- sunlight evaporates water from a lake
- oxygen absorbs sunlight forming ozone molecules
- a prism refracts sunlight into light of different wavelengths

oxygen absorbs sunlight forming ozone molecules