ence Interval Mean Interval Between Impacts (years) 0.0010 0.10 Impact Energy (megatons of TNT) 10 Hiroshima 10' Largest Hydrogen Bomb 10 10° Kusale 1994 Tunguska Asteroid 10 10 10 10 Cretaceous Tertiary Event Local Destruction Regional Destruction Mass Extinction 0.1 لسبب 10 100 1,000 10.000 Object Diameter (meter) Show Transcribed Text 1. Use the plot from the impact hazards activity we did in class to choose the correct answers below. Circle the correct answer that matches the impactor size to recurrence interval years Impactor Size (Meters) 1 10 Recurrence Interval (years) Less than once a year, 1 year,10 years,100 years, 1,000 years, 10,00 years Less than once a year, 6 year,60 years,600 years, 6,000 years, 60,00 years 100 1,000 10,000 Less than once a year, 2 year,20 years,200 years. 2,000 years, 20,00 years 4,000 years,40,000 years,400,000 years, 4 million years, 40 million years, 400 million years 1,000 years, 10,000 years, 100,000 years. 1 million years, 10 million years, 100 million years 2. How many 100-meter impacts would you expect to occur in a period of 10,000 years? 3. What is the chance that a 1,000-meter impact will occur in 2015? 4. Suppose a 1,000-meter impact occurs in 2015. What is the chance that a 1,000-meter impact will also occur in 2016? 5. A student says, "the kind of event that happened in 2013 in Russia [the 20-meter impactor that exploded above the air in Chelyabinsk] only happens about once every 20 years, so we are safe until 2033. How do you respond?

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Question
Recurrence Interval
Mean Interval Between Impacts (years)
10
10
0.0010
0.10
Impact Energy (megatons of TNT)
10 10
10
Hiroshima
Largest
Hydrogen
Bomb
10
Kusale
1994
10'
10°
Cretaceous
Tertiary
Event
Tunguska
Asteroid
Local Destruction
Regional Destruction
Mass Extinction
0.1
10
100
Object Diameter (meter)
1,000
Show Transcribed Text
لسي
10.000
1. Use the plot from the impact hazards activity we did in class to choose the correct answers below. Circle the correct answer that
matches the impactor size to recurrence interval years
Impactor Size
(Meters)
1
10
Recurrence Interval (years)
Less than once a year, 1 year,10 years, 100
years,
1,000 years, 10,00 years
Less than once a year, 6 year,60 years,600
years,
6,000 years, 60,00 years
100
1,000
10,000
Less than once a year, 2 year,20 years, 200
years,
2,000 years, 20,00 years
4,000 years,40,000 years,400,000 years,
4 million years, 40 million years, 400
million years
1,000 years, 10,000 years, 100,000 years.
1 million years, 10 million years, 100 million
years
2. How many 100-meter impacts would you expect to occur in a period of 10,000 years?
3. What is the chance that a 1,000-meter impact will occur in 2015?
4. Suppose a 1,000-meter impact occurs in 2015. What is the chance that a 1,000-meter impact will also occur in 2016?
5. A student says, "the kind of event that happened in 2013 in Russia [the 20-meter impactor that exploded above the air in
Chelyabinsk] only happens about once every 20 years, so we are safe until 2033." How do you respond?
Transcribed Image Text:Recurrence Interval Mean Interval Between Impacts (years) 10 10 0.0010 0.10 Impact Energy (megatons of TNT) 10 10 10 Hiroshima Largest Hydrogen Bomb 10 Kusale 1994 10' 10° Cretaceous Tertiary Event Tunguska Asteroid Local Destruction Regional Destruction Mass Extinction 0.1 10 100 Object Diameter (meter) 1,000 Show Transcribed Text لسي 10.000 1. Use the plot from the impact hazards activity we did in class to choose the correct answers below. Circle the correct answer that matches the impactor size to recurrence interval years Impactor Size (Meters) 1 10 Recurrence Interval (years) Less than once a year, 1 year,10 years, 100 years, 1,000 years, 10,00 years Less than once a year, 6 year,60 years,600 years, 6,000 years, 60,00 years 100 1,000 10,000 Less than once a year, 2 year,20 years, 200 years, 2,000 years, 20,00 years 4,000 years,40,000 years,400,000 years, 4 million years, 40 million years, 400 million years 1,000 years, 10,000 years, 100,000 years. 1 million years, 10 million years, 100 million years 2. How many 100-meter impacts would you expect to occur in a period of 10,000 years? 3. What is the chance that a 1,000-meter impact will occur in 2015? 4. Suppose a 1,000-meter impact occurs in 2015. What is the chance that a 1,000-meter impact will also occur in 2016? 5. A student says, "the kind of event that happened in 2013 in Russia [the 20-meter impactor that exploded above the air in Chelyabinsk] only happens about once every 20 years, so we are safe until 2033." How do you respond?
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