How do inhaled and exhaled air differ?
What is the composition of inhaled and exhaled air? How are they different?
What is the relative humidity of a human breath? How do breathing and cellular respiration differ? How are breathing and cellular respiration similar? How does human breath affect the environment? Does air have a pH? What are the pros and cons of liquid air? What is alveolar ventilation and pulmonary ventilation? What are their differences? What are the mechanisms of breathing inspiration and expiration? What gases are dissolved in liquids? What are some examples? How the diaphragm helps ventilation of the lungs when breathing in.how can I explain it? How does the respiratory system work? What are the side effects of using an inhaler? How does smoking affect the lungs? What else can you breath apart from air? Is the air we breathe in equals the air we breathe out? How does aerobic respiration differ from anaerobic respiration? What is the density of air? Where do your lungs deal with all the dust and harmful particles you breathe in a lifetime? When we breathe air do we breathe other gases as well and if do then what happens to those harmful gases? What is the average pressure of the flow of air expelled when inhaling and exhaling of a healthy adult male? What is pure air? If the air is 78% nitrogen and 21% oxygen, why do we say we breathe in oxygen but not nitrogen? What does asthma do to the respiratory system? What is air pollution? How does smoking affect lung capacity? What is required for aerobic respiration? Where does aerobic respiration occur in a cell? How much ammonia and hydrochloric acid do you need to make smoke? What is the meaning of air pollution? What are the differences and similarities between aerobic anaerobic respiration?