Object permanence is the developmental milestone that must be reached before an infant experiences separation anxiety. It is used to describe the ability of a child to know that objects continue to exist despite the fact that they can no longer be perceived that is , seen or heard, touched, smelled, or sensed in any way. This milestone is developed through touching and handling objects by the infants.
They made the cell theory, concluding that all living things are made of cells.
Answer: it would block your airways to stop you from breathing
Explanation:
its easy just think if your noise was stuffy it would be hard to breath did a 6th grader really have to tell you that
