3. Which of the following is NOT a protection provided by the layers of Earth's atmosphere?
A. the reduction of the Sun's harmful rays reaching living organisms on Earth
B. the burning of objects from space before they reach the surface of Earth
C. the maintenance of a stable temperature suitable for life on Earth
D. the creation of seasons that allow temperature changes on Earth

Can someone pretty me with this ? it’s urgent.compare the three theories of emotion. here are the three theories of emotion. cannon-bard theory of emotion: the belief that both psychological arousal and emotional experience are produced stimultaneously ( at the same time) by the same nerve stimulus. james-lange theory of emotion: the belief that emotional experience is a reaction to bodily events occurring as a result of an external situation. ( “ i feel sad because i am crying.) schachter-singer theory of emotion: the belief that emotions are jointly determined by a nonspecific kind of psychological (bodily function) arousal and its interpretation, based on environmental ( natural surroundings) cues. which of these theories makes most sense to you? why. your response should be written using proper english spelling and grammar. and it needs to be 10 complete sentences.

What is any method of measuring the age of an object or event in years, such as using atomic half-life?

Tom wants to conduct a scientific study but he needs to finish by the end of the school year. what practical way could tom work around this limitation and be successful in his study?