Rocks
What are rocks?
Rocks are hard pieces of 2 or more minerals.
What is a mineral?
Minerals are hard, solid substances that occur naturally in nature. They are made up of just one mineral.
What is sediment?
Is small pieces of rock.
What is granite used for?
monuments and kitchen counters
What is the name of a person that studies rocks?
Geologists
What is the difference between a rock and a mineral?
Minerals are solid substances, while rocks are made up of 2 or more minerals.
What can be found in sedimentary rock?
Fossils
Name a mineral used to heat houses and burn.
coal
Name 2 ways that you can sort or classify rocks.
size, texture, luster, hardness
What are the names of the 3 types of rocks?
metamorphic, igneous and sedimentary
How is metamorphic rock formed?
It is formed when heat and pressure deep inside the Earth causes igneous and sedimentary rock to change.
What is the Taj Mah Hal made out of?
White Marble
What is luster?
How a mineral reflects light. How shinny it is.
What is igneous rock?
What does the word metamorphic mean?
To change
Name a soft mineral.
Talc and chalk
What is the hardest mineral on Earth?
Diamond
What is sedimentary rock?
Sedimentary rock are rocks that form when small pieces of sediment settle at the bottom of rivers and oceans and harden.
What else do geologist study?
The Earth and how the planet changes over time.
What soft mineral is used in pencils and can also conduct electricity?
Graphite