Biology
NULL
Medium
Question
Water is _________ times viscous than air?
A
50
✓ Official correct answer
B
1000
C
5000
D
8000
Community credibility
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A
50
No member explanations yet for this option.
B
1000
No member explanations yet for this option.
C
5000
No member explanations yet for this option.
D
8000
No member explanations yet for this option.
Explanation
Water is considerably more viscous than air, often cited as being roughly 50 times as viscous, which is part of why aquatic respiration through gills requires more energy than breathing air.