5pts question 7 cold polar air often has high relative humidity, while desert air often has low relative humidity. this is because polar air usually contains more water vapor than desert air. o true o false

True

Explanation:

As the term Arid is used to describe the deserts i.e the air over the deserts is less moist hence the amount of water holding capacity in the air is low and as compared to that of the higher altitudes the air picks more humidity and more moisture thus this leads it to generate more of the moisture content and the more the moisture heavier the air is as compared to that of the arid regions.

in 1948, swiss engineer/amateur mountaineer george de mestral went hiking in the woods with his dog. when they arrived back home, george found burrs stuck to his dog’s fur. this inspired him to create velcro.

explanation: