Earthquake [videorecording].
- Quezon City : Felta.
- 1 videodisc (20 mins.)
- Earth Science Video Library .
Exciting on location footage illustrates one of the most destructive forces of nature. Learn why vast amounts of potential energy is stored within the earth's crust.
Natural calamities.
Earthquake.
Exciting on location footage illustrates one of the most destructive forces of nature. Learn why vast amounts of potential energy is stored within the earth's crust.
Natural calamities.
Earthquake.