When molten rock-forming material is found at the Earth's surface it is known as lava, crystallization by cooling is the only mechanism by which igneous rocks are formed.
What processes form igneous rock?
200
If it does not have a nucleus.
What determines whether a cell is prokaryotic.
200
Io, Callisto, Ganymede, Europa
What are the Galilean moons?
300
NaCl
What is the formula for salt?
300
Water displacement is a technique used to measure the volume of an irregular shaped object.