Explain the information in the first chart presented in this website

Exactly what kind of weather conditions would a cold front produce?

Directions conduct research to collect information and data in order to write a well-informed argument essay responding to the following prompt: do you believe your local power company is doing enough to reduce dependence on nonrenewable energy sources? why or why not? remember that your argument essay should contain: a claim supporting evidence connected to your claim an acknowledgement of counterclaim(s) a conclusion after writing your rough draft, reread it and edit it for spelling, grammar, and clarity.

Both pictures below were taken at the same time of day, but one picture was taken in summer, and the other in winter. how can you tell which is in winter