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Side A
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Side B
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Side A
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Side B
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| 1. |
What is pressure gradient? |
Pressure gradient is he difference in pressure... |
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11. |
What is the lowest ATA for oxygen for us... |
.16 |
2. |
What does Henry's Law state? |
It states that the deeper we dive more inert... |
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12. |
What is the ATA for when oxygen toxicity... |
1.6 and higher |
3. |
What is the acronym that describes the affects... |
V- vision
E- ears
N- nausea
T- twitching
T-... |
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13. |
What determines how much gas we are absorbing... |
Pressure. |
4. |
What is oxygen toxicity? |
When oxygen becomes poiseness and affects... |
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14. |
What must we do to pressure and temperature... |
Change them to absolute. |
5. |
What are the three properties thats divers'... |
Pressure, temperature, and volume. |
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15. |
How much faster does CO (carbon monoxide)... |
it combines 200 times faster than oxygen. |
6. |
Describe carbon monoxide. |
Carbon monoxide is an active gas that is colorless,... |
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16. |
What is the limit for standard air diving? |
190 feet |
7. |
What are the two main concerns for divers... |
- To control the quantity in our air supply.
-... |
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17. |
When do the affects of nitrogen narcosis... |
At 99 feet. |
8. |
What does being and active and inert gas... |
Active means that it readily combines with... |
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18. |
What are the flow requirements for a demand... |
For a demand helmet it is 3 CFM for a free... |
9. |
What is the equation to figure out the minimum... |
SCFM = ATA x ACFM x N
ATA - atmosphere absolute
ACFM... |
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19. |
What is turbidity? |
The mixture from cool water to warmer water. |
10. |
What is absolute pressure? |
All the pressures combined atmospheric and... |
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20. |
How do you get the right pressure for your... |
You figure out the pressure at bottom then... |
