<span>Because iron is dense - a small volume or amount weighs a lot compared to other materials</span>
Answer:
The time will be "2 hours".
Explanation:
Around 10 km/hr, lava eruptions were travelling. The vents was just 15 km (9.3 mi) away Kalapana city as well as 20 km (12.6 mi) from Pahoa city.
So, we therefore need add the method, which would be: to taking out another time that civil defense officials just had to assess a city.
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Thus, to measure the time spent throughout the community of Kalapana,
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The civil defense officers provide 1.5 hours of time each assess the city of Kalapana.
In order to measure the time spent in the towns of Pahoa,
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They are often very rich in nutrients and hold water well because of their volcanic ash content. ... These soils are called Andisols, and they are often very young, and acidic depending on which type of volcano they come from.