imagine that a friend confides in you that he is going to the doctor because he feels that stress might be affecting his blood pressure. He wants you to help him develop a list of questions to ask the doctor. Come up with five questions for your friend to ask about stress and blood pressure.

the electromagnetic spectrum includes, from longest wavelength to shortest: radio waves, microwaves, infrared, optical, ultraviolet, x-rays, and gamma-rays.

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.