Question 1

The two most deadly tsunamis known both occurred in Indonesia.

Accepted Answer

A) True 
 B)False  True

Question 2

The huge loss of life in the 2004 Indonesian tsunami was due partly to the absence of a tsunami early warning system for the Indian Ocean.

Accepted Answer

A) True 
 B)False  True

Question 3

Why are tsunamis more common in the Pacific than in the other oceans?

Accepted Answer

The Pacific Ocean is the site of most of the world's subduction zones,which are the primary site of earthquakes that produce up-down motion.

Question 4

Tsunamis can be triggered by landslides.

Accepted Answer

A) True 
 B)False

Question 5

The run-up of a tsunami is the

Accepted Answer

A)  farthest distance where the effect of the tsunami can be measured. 
B)  time elapsed between earthquake and first waves striking shore. 
C)  distance travelled from the epicentre of an earthquake. 
D)  maximum horizontal and vertical distances reached by the largest wave 
E)  duration of a tsunami event. 
A)  farthest distance where the effect of the tsunami can be measured. 
B)  time elapsed between earthquake and first waves striking shore. 
C)  distance travelled from the epicentre of an earthquake. 
D)  maximum horizontal and vertical distances reached by the largest wave 
E)  duration of a tsunami event.

Question 6

The speed of a tsunami in 4000 m deep water is

Accepted Answer

A)  20 m/s. 
B)  40 m/s. 
C)  200 m/s. 
D)  50 km/h. 
E)  1000 km/h. 
A)  20 m/s. 
B)  40 m/s. 
C)  200 m/s. 
D)  50 km/h. 
E)  1000 km/h.

Question 7

What are edge waves and why are they important?

Accepted Answer

Incoming tsunamis travelling along a coa

Question 8

Shallowly sloping sandy coastlines are more vulnerable to tsunamis than steep rocky shores.

Accepted Answer

A) True 
 B)False

Question 9

How is it that native peoples of the Andaman Islands in the Indian Ocean escaped the 2004 tsunami?

Accepted Answer

The elders in the villages had oral stor

Question 10

Any earthquake can cause a tsunami.

Accepted Answer

A) True 
 B)False

Question 11

Prior to the 2004,how did Indian Ocean countries differ from their Pacific counterparts vis-à-vis tsunami preparedness?

Accepted Answer

Up to 2004 there had been no significant

Question 12

Earthquakes with lateral or side-to-side motion (such as on the San Andreas fault)generally do not produce tsunamis.

Accepted Answer

A) True 
 B)False

Question 13

The 1929 tsunami in Newfoundland was a local tsunami caused by a subduction related earthquake.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following countries was NOT affected by the 2004 Indian Ocean tsunami?

Accepted Answer

A)  Australia 
B)  India 
C)  Somalia 
D)  Thailand 
E)  Sri Lanka 
A)  Australia 
B)  India 
C)  Somalia 
D)  Thailand 
E)  Sri Lanka

Question 15

Although the effects of the 2011 Japanese Tsunami were devastating,the effects were only measurable along the Japanese coast.

Accepted Answer

A) True 
 B)False

Question 16

The 1929 tsunami in Newfoundland

Accepted Answer

A)  led to no deaths. 
B)  was caused by a landslide. 
C)  affected a largely urban area. 
D)  was a teletsunami. 
E)  is the first recorded tsunami in the Atlantic. 
A)  led to no deaths. 
B)  was caused by a landslide. 
C)  affected a largely urban area. 
D)  was a teletsunami. 
E)  is the first recorded tsunami in the Atlantic.

Question 17

Tsunamis are not single waves,but a series of waves that can take hours to die down.

Accepted Answer

A) True 
 B)False

Question 18

Volcanic eruptions can trigger small tsunamis through

Accepted Answer

A)  seismic events associated with the eruption. 
B)  volcanic mudflows entering the sea. 
C)  seafloor eruption of volcanic lavas. 
D)  seafloor spreading along mid-ocean ridges. 
E)  explosive lava and water reactions. 
A)  seismic events associated with the eruption. 
B)  volcanic mudflows entering the sea. 
C)  seafloor eruption of volcanic lavas. 
D)  seafloor spreading along mid-ocean ridges. 
E)  explosive lava and water reactions.

Question 19

The first wave of the wave train in a tsunami is the largest.

Accepted Answer

A) True 
 B)False

Question 20

The first warning of a tsunami comes when

Accepted Answer

A)  seawater rapidly retreats along shore with rapid drop in sea level. 
B)  early-stage waves encounter the shoreline. 
C)  tsunami warning buoys detect changes in sea level. 
D)  the epicentre of an earthquake is determined. 
E)  seismic waves of an earthquake are first detected. 
A)  seawater rapidly retreats along shore with rapid drop in sea level. 
B)  early-stage waves encounter the shoreline. 
C)  tsunami warning buoys detect changes in sea level. 
D)  the epicentre of an earthquake is determined. 
E)  seismic waves of an earthquake are first detected.

The two most deadly tsunamis known both occurred in Indonesia.

The huge loss of life in the 2004 Indonesian tsunami was due partly to the absence of a tsunami early warning system for the Indian Ocean.

Why are tsunamis more common in the Pacific than in the other oceans?

Tsunamis can be triggered by landslides.

The run-up of a tsunami is the

The speed of a tsunami in 4000 m deep water is

What are edge waves and why are they important?

Shallowly sloping sandy coastlines are more vulnerable to tsunamis than steep rocky shores.

How is it that native peoples of the Andaman Islands in the Indian Ocean escaped the 2004 tsunami?

Any earthquake can cause a tsunami.

Prior to the 2004,how did Indian Ocean countries differ from their Pacific counterparts vis-à-vis tsunami preparedness?

Earthquakes with lateral or side-to-side motion (such as on the San Andreas fault)generally do not produce tsunamis.

The 1929 tsunami in Newfoundland was a local tsunami caused by a subduction related earthquake.

Which of the following countries was NOT affected by the 2004 Indian Ocean tsunami?

Although the effects of the 2011 Japanese Tsunami were devastating,the effects were only measurable along the Japanese coast.

The 1929 tsunami in Newfoundland

Tsunamis are not single waves,but a series of waves that can take hours to die down.

Volcanic eruptions can trigger small tsunamis through

The first wave of the wave train in a tsunami is the largest.

The first warning of a tsunami comes when

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

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Exam 4: Tsunamis

The two most deadly tsunamis known both occurred in Indonesia.

The huge loss of life in the 2004 Indonesian tsunami was due partly to the absence of a tsunami early warning system for the Indian Ocean.

Why are tsunamis more common in the Pacific than in the other oceans?

Tsunamis can be triggered by landslides.

The run-up of a tsunami is the

The speed of a tsunami in 4000 m deep water is

What are edge waves and why are they important?

Shallowly sloping sandy coastlines are more vulnerable to tsunamis than steep rocky shores.

How is it that native peoples of the Andaman Islands in the Indian Ocean escaped the 2004 tsunami?

Any earthquake can cause a tsunami.

Prior to the 2004,how did Indian Ocean countries differ from their Pacific counterparts vis-à-vis tsunami preparedness?

Earthquakes with lateral or side-to-side motion (such as on the San Andreas fault)generally do not produce tsunamis.

The 1929 tsunami in Newfoundland was a local tsunami caused by a subduction related earthquake.

Which of the following countries was NOT affected by the 2004 Indian Ocean tsunami?

Although the effects of the 2011 Japanese Tsunami were devastating,the effects were only measurable along the Japanese coast.

The 1929 tsunami in Newfoundland

Tsunamis are not single waves,but a series of waves that can take hours to die down.

Volcanic eruptions can trigger small tsunamis through

The first wave of the wave train in a tsunami is the largest.

The first warning of a tsunami comes when

Introduction to Natural Hazards

Internal Structure of Earth and Plate Tectonics

Earthquakes

Volcanoes and Volcanic Eruptions

Landslides

Snow Avalanches

Subsidence and Soil Expansion and Contraction

River Flooding

Atmosphere and Severe Weather

Hurricanes and Extratropical Cyclones

Waves, Currents, and Coastlines

Wildfires

Climate Change

Meteorite Impacts and Extinctions

Filters