HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)
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Transcript of HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)
![Page 1: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/1.jpg)
HUMIDITYBAD HAIR DAY
![Page 2: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/2.jpg)
WHAT IS HUMIDITY?
•THE WATER VAPOR IN THE AIR (INVISIBLE)
![Page 3: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/3.jpg)
WHAT IS SPECIFIC HUMIDITY?
•THE ACTUAL AMOUNT OF WATER VAPOR IN THE AIR.
•MEASURED IN GRAMS/METER3
![Page 4: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/4.jpg)
CAPACITY!
•CAPACITY IS HOW MUCH WATER VAPOR THE AIR CAN HOLD.
•WARM AIR CAN HOLD MORE VAPOR THAN COLD AIR!
![Page 5: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/5.jpg)
EXAMPLES OF CAPACITY
• STADIUM CROWD CAPACITY HOW FULL?
HHS 2000 ÷2600 =0.77 OR 77%
CC 2000 ÷3400 =0.59 OR 59%
![Page 6: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/6.jpg)
RELATIVE HUMIDITY
•A COMPARISON BETWEEN THE SPECIFIC HUMIDITY (ACTUAL AMOUNT OF VAPOR IN THE AIR) AND THE CAPACITY (HOW MUCH WATER VAPOR THE AIR CAN HOLD).
•%
![Page 7: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/7.jpg)
EXAMPLES
• AIR AT A CERTAIN TEMPERATURE CAN HOLD 22 G OF VAPOR PER M³, BUT IT ACTUALLY ONLY HAS 11 G/M³. WHAT IS THE…
SPECIFIC HUMIDITY? 11 G/M³
CAPACITY? 22 G/M³
RELATIVE HUMIDITY? 11 G/M³ ÷ 22 G/M³ = 50%
![Page 8: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/8.jpg)
DEW POINT
• DEW POINT – THE TEMPERATURE AT WHICH 100% RELATIVE HUMIDITY IS REACHED (OR SATURATION).
![Page 9: HUMIDITY BAD HAIR DAY. WHAT IS HUMIDITY? THE WATER VAPOR IN THE AIR (INVISIBLE)](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697c0021a28abf838cc30cb/html5/thumbnails/9.jpg)
TEMPERATURE AND HUMIDITY!• WARMER AIR CAN
HOLD MORE WATER!
• IF THERE IS THE SAME AMOUNT OF WATER VAPOR IN THE AIR THE WARMER AIR WILL HAVE A LOWER HUMIDITY, THE COLDER AIR A HIGHER HUMIDITY.