Examlex
Discuss what the Doppler radar does and the general principle upon which it works.
Five Minutes
A measurement of time considered short, often cited in describing brief durations in various contexts.
Birth
The process of being born, marking the onset of a new individual's life outside the uterus.
Air Sacs
Small, balloon-like structures in the lungs where oxygen and carbon dioxide are exchanged with the blood.
Newborns
Infants in their first few weeks of life, typically considered up to one month old.
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