All About Earthquakes

Earthquakes are constantly rumbling the Earth with a force that's barely detectable. discover about the forces at work that cause earthquakes and discover the instruments that scientists use to... This description may be from another edition of this product.

• Format: DVD
• Language: English
• Release Date: May 1993
• Publisher: Schlessinger Media
• Weight: 0.25 lbs.
• Dimensions: 0.5" x 5.8" x 7.8"