If the apparent visual magnitude of the Sun is -26.5 and that of the full moon is -12.5, what is the light intensity ratio of sunlight to moonlight received at Earth on the day of the full moon?
Symptoms of a cold sore can include: 1  a tingling sensation, redness and swelling around the lip before the cold sore develops. 2  small, fluid-filled blisters which break open and develop a yellow crust (scab). The scab usually falls off around seven days later.
A cold sore is normally associated with the herpes simplex virus and appears along the lips and side of the mouth. These sores are small but painful and red in color.They can also be called fever blisters. A cold sore can tend to leak fluid and scab at times. cold sore is normally associated with the herpes simplex virus and appears along the lips and side of the mouth. These sores are small but painful and red in color.