Fossils
What is a fossil
preserved remains of an organism that lived in the past
the movement of soil from one place to another is called?
deposition
What is a glacier
large amount of moving ice
What is a landslide?
downhill movement of rock and soil
a fracture in the earth's crust is called a
fault
What type of rock is fossil most likely found in
sedimentary rock
steep slopes create ____ shape rivers
shallow slopes create ______ shape rivers
v
u
How have glaciers shaped our world today?
they have formed lakes
What is a mudflow?
downhill movement of mud
mass of igneous rock going up into other layers is called an
intrusion
What is the replacement of organic materials with minerals until a fossil is made
petrification
the sediment carries by the stream is called its ?
load
What are the three types of valley glaciers?
- bowl shape: cirque
-lake inside a cirque: tarn
- tall pinnacle: horn
What is a soil creep?
slow movement of soil causing soil ripples
are lower or higher levels of soil older?
lower levels are older
What is a trace fossil
not actual remains of an organism but gives information about the organism, example tracks
outside of the bend experiences ______
inside of the bend experiences ________
erosion
deposition
What is the difference between old earth and young earth theories on the ice age
old earth
- believe in multiple ice ages over millions of years
young earth
- believe in one ice age after the flood
What is an earthflow?
The movement of soil downhill
slower than the mudflow but faster than a soil creep
What is the geological column
- the order of rock layers
How are most plants normally conserved
petrification
when plants are pressed between two rocks and leave marks
flat area surrounding a river is called a
floodplain
What are circular lakes called?
kettle lakes
Why must we build our house on the solid rock of Jesus Christ
- personal reflection
list the layers of the soil and what they include?
O: organic debris (plants)
A: topsoil, where most living things are found
B: subsoil, where roots are
C: substratum, where broken rocks are
R: bedrock, solid rock