Igneous Rocks
Igneous rocks are formed from what?
Lava or magma
What are sedimentary rocks are formed from?
What 2 things cause metamorphic rocks to form?
A rock is black with air holes in it. What kind of rock is it?
Igneous
The process that forms metamorphic rocks is called...?
Heat and pressure
List 2 characteristics of sedimentary rocks.
Options: layers of sediment, no crystals, fossils
A rock has layers of little rocks in it. What kind of rock is it?
Sedimentary
The process where layers of sediment settle in a river, lake, or ocean is called...
List 2 characteristics for igneous rocks
Options: air bubbles/pockets, crystals, no layers
Name a place you can find sedimentary rocks.
Options: canyons, dried lakes or rivers, roads, buildings
Options: harder, stronger, layers AND crystals
Basalt is black and glassy. What kind of rock is it?
Igneous
The process where old layers of rock are slowly pushed to the surface of the earth is called...?
Uplifting
What type of rock slowly cools inside a volcano?
Intrusive igneous rock
What is an example of sedimentary rock?
Options: conglomerate, sandstone, limestone, coal, shale
Limestone is turned into...
Marble
Quartzite has layers and crystals in it. What kind of rock is it?
Metamorphic
The process where water and wind breaks down rocks is called...?
Weathering and erosion
Which igneous rock has bigger crystals: intrusive, or extrusive?
Intrusive
When you are holding limestone, you are holding ___________.
Dead plants and animals
Shale is turned into...
Slate
This rock can be used to make chalkboards, pool tables, and roofs. It used to be shale. What kind of rock is it?
Slate (metamorphic)
The process where molten rock is pushed to the surface of the earth is called...?
Volcanic eruption