CLIP 2209

Limestone and its usage

Limestone and its usage
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Key Info

  • Title: Limestone and its usage
  • Duration: 00:38
  • Description: Rocks are formed at jurassic age, 150 millions years ago. There are different types of rocks everywhere. Limestone which is also called Portland stone is used for building like the Bank of England. Rocks are moved out of the ground by using explosive or cutting with modern huge swords.
  • Subject: Science   Topic: Rocks and Soils
  • Keywords: rocks, limestone, portland stone, rock, types of rocks, rock formation.

Ideas for use in class

  • Class disscussion about the usage of the rocks. Debate how the rocks are got out the Earth? How many different types of rocks are known by children?

Background details

  • Clip language : English
  • Aspect ratio : 16x9

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