Igneous Rocks
How are igneous rocks made?
volcanic activity (melting and cooling)
How are Sedimentary rocks formed?
Sediment gets compacted and cemented.
How are metamorphic rocks formed?
Intense heat and pressure forms metamorphic rocks.
What is the hardest mineral?
diamond
What turns an Igneous rock into a sedimentary rock?
Weathering and erosion make sediments, which compact and cement into sedimentary rocks.
What is the scientific terms for Igneous rocks that form outside of the volcano?
Extrusive
What is sediment?
Small bits of rock, pebbles, and remains of living things.
What is a common use of Metamorphic rocks?
building materials
What is it called when a mineral reflects light and looks shiny?
luster
How can a sedimentary rock turn into a metamorphic rock?
heat and pressure
What is the term for an Igneous rock that forms inside of a volcano?
Intrusive
Organic
What kind of metamorphic rock has stripes/layers?
Foliated
What are the two terms used to describe the way minerals can break?
How can an Igneous rock turn into a metamorphic rock?
heat and pressure
What is a common use of Igneous rocks?
Building materials
What kind of sedimentary rock looks like a bunch of small rocks smooshed and stuck together?
Clastic
What kind of metamorphic rock is often used to make sculptures and statues?
Marble
What is the easiest characteristic of minerals to determine?
color
What turns a metamorphic rock into sediment?
weathering and erosion
What is a characteristic of an intrusive igneous rock?
Large crystals
Water is a chemical that can dissolve soft rock. What kind of sedimentary rock is made from dissolving other rocks?
Chemical
What does the root word 'morph' mean?
What are two minerals that we eat nearly every day?
Salt and Sugar
What happens when rock subducts into the mantle?