Learning Task 6: Choose the letter of the best answer and write your answer on

a separate sheet of paper.

1. Which layer of the earth contains rocks that are moving slowly but

continuously?

A. Crust B. Mantle C. Inner core D. Outer core

2. What happens to the P-waves when they are approaching the molten part of

the Earth’s interior?

A. become slower C. they disappear

B. remains the same D. the velocity increases

3. What do you call the region on Earth’s surface where a violent earthquake is

felt?

A. Crust B. Epicenter C. Focus D. Plate tectonic

4.Which of the following seismic waves is detected first by the

seismograph?

A. L-waves B. P-waves C. R-waves D. S-waves

5. Which government agency in the Philippines monitors the earthquake?

A. DOST B. DENR C. NDRRMC D. PHIVOLCS

6. Which part of the Earth is said to be solid?

A. Crust B. Mantle C. Inner Core D. Outer Core​