Change in energy is E=hc/wavelength of emitted photon
Answer:
This is an example of chemical change because the Kool aid dissolved and turned the water red
Based on this website I would say B. Hope this helps
Air pollution exist in two forms namely ozone and particle pollution. CFCs and smog are under the ozone form of pollution. Ozone type of pollution is mostly formed by reaction between the sunlight and the vapors that are emitted due to human activities.
It will be easier to answer if you show the choices.