فيلم Rocks: Where They Come From 1963 مترجم اون لاين
التصنيففيلم
السنة1963
المدة10 د
الأنواعوثائقي
القصة
Follows Don as he sees different kinds of rocks at a granite quarry, sandstone cliff and museum. Demonstrates the effects of water, heat and pressure in the formation of rocks.
