The term half-life is used to mean Group of answer choices:

the rate of speed it takes for an element to decay

the number of years it takes for half of a fossil to carbonize

the rate of speed that a fossil will take to mineralize

the time it takes for lead to turn into uranium

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 can be assumed about the layers in areas 2 and 4

The area of shoreline that is ultimately exposed and submerged is the