What are tiny bits of minerals called?
What are tiny bits of minerals called?
Sediment
Why are sedimentary rocks the easiest to break apart?
Why are sedimentary rocks the easiest to break apart?
They are made up of bits of rock that have been pressed together, not welded.
What element is the sedimentary rock, Coal, made of?
What element is the sedimentary rock, Coal, made of?
Carbon
What can geologists learn find from sedimentary rocks?
What can geologists learn find from sedimentary rocks?
Geologists can work out what our past environments were like.
What happens when sediment settles (drops)?
What happens when sediment settles (drops)?
The sedimetn settles, or deposits, in one place and piles up.
Whycan Sediment be moved?
Whycan Sediment be moved?
Because sediment is so small, water and wind can easily move it and depost it in different locations
What can be found in sedimentary rocks?
What can be found in sedimentary rocks?
Fossils
What are sedimentary rocks best recognized by?
What are sedimentary rocks best recognized by?
Sedimentary rocks are best recognized by their layers.
What is one sedimentary rock that has great economic significance? Why/ what is it used for?
What is one sedimentary rock that has great economic significance? Why/ what is it used for?
Coal; used for generating elecricity
What helps cement sediment together?
What helps cement sediment together?
Minerals that get mixed into the sediment help cement the sediment together.
How does sediment build up?
How does sediment build up?
Sediments can build up, layer by layer
How are fossils made?
How are fossils made?
Over time, layers of sediment buried plants and animals, forming sedimentaryrock. The plants and animals, or imprints of them, sometimes hardened and remained in the rock.
What is another name for layers?
What is another name for layers?
Strata
What makes sediment?
What makes sediment?
Pieces of rock, sand, and dirt
What are two good examples of sedimentary rock that is used for building?
What are two good examples of sedimentary rock that is used for building?
Limestone and sandstone
What helps create a sedimentary rock?
What helps create a sedimentary rock?
Weight and pressure
Where can you find fossils?
Where can you find fossils?
Look for fossils whereancient oceans, lakes, or rivers used to be.
Where are sedimentary rocks found?
Where are sedimentary rocks found?
These rocks are formed in a wide variety of environments on Earth's surface.
What two forces help create sediment?
What two forces help create sediment?
Sediment is created through weathering and erosion.
Where are most sedimentary rocks formed?
Where are most sedimentary rocks formed?
Most sedimentary rocks are formed in a seabed.
What helps create a sedimentary rock?
What helps create a sedimentary rock?
Weight and pressure
What can a fossil help you learn?
What can a fossil help you learn?
A fossil can help you learn about what once lived in an area.
What are sedimentary rocks often referred to as?
What are sedimentary rocks often referred to as?
Secondary rocks
What natural forces can weather rock?
What natural forces can weather rock?
Wind, water, and ice all weather rocks
Name two out of four well-known sedimentary rocks
Name two out of four well-known sedimentary rocks
sandstone, limestone,mudstone, shale
What is a sedimentary rock made up mostly of shell fragments called?
What is a sedimentary rock made up mostly of shell fragments called?
Coquina
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