What is the relationship between air temperature and humidity 10 pts a. cold air is usually more humid than warm air. b. warm air and cold air have the same humidity level. c. warm air is usually more humid than cold air. d. there is no connection between temperature and humidity

The answer is C. Warm air is usually more humid than cold air. Hope this helps. 

Football was the fourth deadliest sport with a fatality rate of .81 per 100,000 participants. cheerleading, which has been shown to be the most dangerous activity based on injury data, was not included in the study because it was not classified as a sport.this is my answer because it didn’t give me any sports

Answer(a)   the matererials that are in contact, the two materials and the nature of their surfaces/// (b)/// the force pushing the two surfaces together, pushing the surfaces together causes the more of the asperities to come together and increases the surface area in contact with each other