Question 1

What is the Saffir-Simpson scale?

Accepted Answer

Hurricane intensity scale: Cat 1 (119-153 kph), Cat 2 (154-177 kph), Cat 3-5 (major hurricanes, 178+ kph).

Question 2

What category hurricane is dangerous?

Accepted Answer

All are dangerous. Cat 3+ (major) cause devastating damage. Cat 5 (252+ kph) has catastrophic destruction potential.

Question 3

What's the fastest speed possible?

Accepted Answer

The speed of light (299,792,458 m/s or about 670 million mph) is the universal speed limit. Nothing with mass can reach it.

Question 4

Why do pilots and sailors use knots?

Accepted Answer

One knot = one nautical mile per hour. Nautical miles relate directly to Earth's latitude (1 nm = 1 minute of latitude), simplifying navigation.

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