Igneous rocks Flashcards
The difference between magma and lava?
Lava is magma but has left the crust.
Defintiton of geology
The study of rocks although geologists cannot actually see what is inside the Earth, their research show that it consists of layer.
What is magma?
Magma is very hot molten rock. it has a temperature of 1200 degrees.
What is igneous rocks?
Magma/ lava cooling inside or outside the earths crust and causing a soiled substance. This is also known as a type of rock
Characteristics of igneous rocks
~ Hard
~ Strong
~ made of interlocking crystals
Rocks are made up of chemical substance called?
Mineral
What is a crystal?
When magma cools is solidifying, particles in the liquid may clump together to form structures called crystals.
Wen magma is solidifying, particles in the liquid may clump together to form structures called….
crystals
Which one makes bigger crystals cooling faster or slower?
Slower
Which one causes smaller crystals to form? faster or slower
Faster