2018 Sulawesi earthquake and tsunami

High school (ages 12+)
Environment & Earth

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/2018-sulawesi-earthquake-and-tsunami

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How deep is 2018 Sulawesi earthquake and tsunami?Shallow
2. How tall is 2018 Sulawesi earthquake and tsunami?Estimated 4 to 7 meters (13 to 23 feet)
3. What is the date of event?September 28, 2018
4. What is the location?Sulawesi, Indonesia
5. What happened in Sulawesi on September 28, 2018?A big earthquake shook the ground, a tsunami hit the coast, and the soil turned into a muddy liquid that caused huge mudflows.
6. How strong was the earthquake that day?The quake had a magnitude of about 7.5 to 7.6, and because it was shallow, the shaking was very intense at the surface.

Seismic Waves: Vibrations that travel through Earth carrying the energy released during an earthquake.
Tectonic Stress: The forces that build up within the Earth's crust due to the movement of tectonic plates.
Soil Liquefaction: A process where saturated soil loses its shear strength and stiffness due to seismic shaking, behaving like a fluid.
Foreshocks: Smaller earthquakes that precede a larger earthquake in the same area.