Real World Applications – Algebra I
How do we measure the intensity of earthquakes?
Here’s a clip of a compilation of the intensity of the Japan earthquake that caused the infamous tsunami.
- 1. What observations can you make about earthquakes?
- 2. At 13min into the video clip, what observations can you make about the water in the park and the cracks in the concrete?
- 3. What did you learn from the clip about earthquakes?
Here is a news clip that described an earthquake in South Eastern Australia.
The earthquake was measured with a magnitude of 5.3.
- 4. What does this measurement mean?
- 5. What is the Richter Scale, and how do the numbers on the scale mean?
- 6. How do these numbers represent exponents and scientific notation?
- 7. What is the difference between an earthquake with a magnitude of 4.0 and a magnitude of 5.0?
Connections to other CK-12 Subject Areas
- plate tectonics