Answer:
Tok Pisin a native language of Papa New Guinea, an isolated country.
Hiri Motu a second native language of Papa New Guinea, an isolated country.
Explanation:
Isolated languages can persist over time due to the lack of outside influence of other languages that allow for the morphing of language from its roots in its origin.
<span>Properties of light, that define it as a wave is :
Wavelength
Amplitude
Period
Frequency
Speed
Hope this helps!</span>
<span>Folded and volcanic mountains</span>
Answer:
Natural ventilation takes place when the natural movement of air transfuses air. Natural movement of air keeps the buildings or the surrounding afresh. Typically windows, holes in the roof, and doors.
Explanation:
Natural movement of air without the help of mechanical tools to and from a place of higher concentration to a lower concentration or vice versa. Natural ventilation usually takes through windows and doors. When windows open they create a window driven ventilation.
By opening and closing windows we can manage the air flow.