What do earthquake intensity scales describe?

What does a Richter value describe?

Two barangays report different intensity ratings for the same earthquake. What could explain this?

Which evidence is most useful for assigning lower Modified Mercalli ratings?

During a classroom shaking-model trial, an object tips over. How should learners assign an intensity-like rating?

A road crossing a fault is offset after an earthquake. Which hazard occurred?

After shaking, loose, water-filled soil loses its ability to support a house. Which hazard explains this?

When should a family prepare an emergency go-bag?

After an earthquake, Liza needs light in a safe outdoor assembly area. Which go-bag item is the safest choice?

After an earthquake, electricity and mobile networks fail. Which go-bag item can receive public emergency broadcasts?

Which information most directly guides a barangay's immediate earthquake response?

Strong shaking begins while Paolo is beside a sturdy classroom desk. What should Paolo do immediately?

While sheltering beneath a sturdy table during an earthquake, why should a learner hold one of its legs?

An earthquake begins while Rosa is in an open school field. Where should Rosa remain?

After shaking stops, Ana sees a classmate with severe back pain. They are in a safe place. What should Ana do first?

After shaking stops, school officials order everyone to leave the building. How should learners proceed?

Which result best shows that earthquake-response simulations have improved a class's readiness?

An official tsunami evacuation warning reaches a coastal barangay. What should local authorities do first?

Residents of a coastal barangay receive a tsunami evacuation order. Which destination should they seek?

During evacuation from a tsunami hazard zone, an older resident cannot walk far. What should responders do?