# Some Interesting Facts about Volcanoes by kellys3ps

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Directions: Solve the problems below.

1. Some lava flows can be 66 feet (about 20 meters) thick and take several
years to cool. Determine how many people your size it would take, standing
side by side, to form a line 66 feet (20 meters) long.

It would take _________ of me to form a line 66 feet (20 meters) long.
How I solved the problem: __________________________________
______________________________________________________

2. The loudest sound ever recorded occurred in 1883. It was the eruption of a
volcano on the island of Krakatau in the Pacific Ocean. The noise was heard
as far away as Australia (about 3,000 miles away)!

If sound travels at a speed of about 1 mile every 5 seconds, how long did it
take the sound to travel from Krakatau to Australia?

It would take _________ for sound to travel from Krakatau to Australia.

How I solved the problem: __________________________________
______________________________________________________

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