Download Chapter 10 Rock cycle Vocabulary

Chapter 10 Rock cycle Vocabulary
1.
crystal: A solid in which the atoms are arranged in a pattern that repeats again and
again
2.
deposition: The process by which sediment settles out of the water or wind that is
carrying it, and is deposited in a new location.
3.
erosion: The process by which water, ice, wind, or gravity moves fragments of rock
and soil.
4.
extrusive rock: Igneous rock that forms from lava on Earth's surface.
5.
grain: A particle of mineral or other rock that gives a rock its texture.
6.
hardness: The Mohs hardness scale rates the hardness of minerals on a scale of 1 to
10.
7.
igneous rock: A type of rock that forms from the cooling of molten rock at or below
the surface of Earth.
8.
intrusive rock: Igneous rock that forms when magma hardens beneath Earth's
surface.
9.
luster: The way a mineral reflects light from its surface.
10. metamorphic rock: A type of rock that forms from an existing rock that is changed
by heat, pressure, or chemical reactions.
11. mineral: is a solid, inorganic material that forms naturally on or beneath Earth's
surface
12.
rock: The material that forms Earth's hard surface.
13. rock cycle: A series of processes on the surface and inside earth that slowly changes
rocks from one kind to another.
14. sediment: Small, solid particles of material from rocks or organisms which are
moved by water or wind, resulting in erosion and deposition.
15. sedimentary rock: A type of rock that forms when particles from other rocks or the
remains of plants and animals are pressed and cemented together.
16.
streak: The color of a mineral's powder.
17. texture: The size, shape, and pattern of a rock's grains.