Year 8 Tsunami Gap Indentification Quiz

What is a tsunami?

• A tsunami is a series of ocean waves caused by a sudden and powerful disturbance in the ocean.
• A tsunami is a result of heavy rainfall
• A tsunami is caused by volcanic eruptions
• A tsunami is a type of cloud formation

Choose all the possible causes of a tsunami

• Undersea earthquake

• Volcanic eruption near the ocean

• Meteor strike

• Cyclone

Reorder the following into the stages of a tsunami, from cause to impact

• 1. Amplification: As the tsunami approaches shallower waters, it gains height.

• 1. Initiation: Geological activity displaces a large volume of water.

• 1. Impact: The waves reach the shore, often with little warning, causing destruction.

• 1. Propagation: The waves move outward in all directions from the point of origin.

Reorder the following into the stages of human response to a hazard or emergency

• Recovery

• Preparation

• Response

• Mitigation

Identify the first step in a tsunami

Identify the second stage in a tsunami

Identify the third stage in a tsunami

Identify the fourth stage in a tsunami

Organise these options into the right categories: wind driven waves vs tsunamis

Groups:

(a) Wind driven waves

,

(b) Tsunamis

• Caused by wind friction

• Long wavelengths

• Short wavelengths

• Limited in height

• Caused by displacement of water

• Small impact

• Large impact

• Can grow very large in height

What date did the 2004 Indian Ocean Tsunami occur?

• December 24, 2004

• December 26, 2004

• November 26, 2004

• January 1, 2005