Natural Science · 6.º de Primaria · Ficha de repaso
Unit 5: We save natural resources
The structure of the Earth, changes in the landscape, rocks and minerals and their uses.
6.º de Primaria · Natural Science · Unit 5: We save natural resources · Ficha de repaso
Layers of the Earth
- crust
- mantle
- core
Changes in the landscape
- internal
- volcanoes and earthquakes
- external
- erosion by water, wind and ice
Rocks and minerals
Rocks are made of minerals. Uses: granite and marble for building, quartz for glass, iron and copper for metals.