Rocks Flashcards
1
Q
Igneous
A
Formed by magma from the molten inside part of the earth. When magma erupts it cools to form volcanic landforms.
2
Q
Sedimentary
A
Formed from sediments that have settled at the bottom of a lake, sea or ocean, and have been compressed over millions of years
3
Q
Metamorphic
A
Have been subjected to tremendous heat and/or pressure causing them to change into another type of rock. Usually resistant to weathering and erosion - therefore hard-wearing