Rocks: Where They Come From
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.
Từ khóa:
Rocks: Where They Come From 1963
geology
rocks
Coronet Instructional Films
Rocks: Where They Come From Phim
Rocks: Where They Come From Phim Mới
Rocks: Where They Come From PhimMoiChill
Rocks: Where They Come From Xem Phim Online
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