Cascadia Subduction Zone and Tsunamis

Cascadia Subduction Zone and Tsunamis

Assessment

Interactive Video

Geography

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video discusses the power of water, focusing on the 2011 Japan earthquake and tsunami, which led to the Fukushima nuclear disaster. It highlights the potential threat of the Cascadia subduction zone in the Pacific Northwest and the research conducted at Oregon State University to understand and prepare for such events. Historical data and seafloor cores are used to predict future tsunamis. The video emphasizes the importance of building resilience and emergency preparedness to mitigate the impact of tsunamis and earthquakes.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was one of the major consequences of the 2011 Japan tsunami?

The extinction of a marine species

The creation of a new island

The discovery of a new fault line

The meltdown of the Fukushima nuclear power plant

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Cascadia subduction zone known for?

Causing frequent volcanic eruptions

Being a tourist attraction

Being the longest fault line in the world

The potential to cause a massive earthquake and tsunami

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What makes the O Hinsdale Wave Research Laboratory unique?

It focuses solely on volcanic activity

It has two wave makers capable of creating tsunami-like waves

It is the only lab that studies hurricanes

It is located underwater

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an 'orphan tsunami'?

A tsunami that occurs without a preceding earthquake

A tsunami that only affects uninhabited areas

A tsunami that happens during the night

A tsunami that is smaller than usual

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How often do tsunamis occur along the Cascadia subduction zone, according to historical data?

Every 10,000 years

Every 50 to 100 years

Every 3 to 500 years

Every 1000 years

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major concern for buildings on the West Coast in the event of a tsunami?

They are built on unstable ground

They are located too far inland

They are mostly lightwood frame structures

They are all made of glass

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it advised to run to high ground during a tsunami?

Because helicopters can only land on high ground

Because it is safer than staying indoors

Because it is faster than driving

Because the waves are less powerful at higher altitudes

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