If average velocity is calculated using the equation, "change in position/elapsed time," what is the average velocity of an object that travels +80m in 5s?

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above

What are the three different shapes or structures shapes or structure of carbon-based molecules?