Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
26 Cards in this Set
- Front
- Back
|
may have white water rapids and water falls
|
young
|
|
|
Is more deep than wide
|
young
|
|
|
moves swiftly
|
young
|
|
|
most rocks in streambed have eroded away
|
mature
|
|
|
forms curves called meanders
|
mature
|
|
|
erodes more along sides than bottom
|
mature
|
|
|
last stage in stream
|
old
|
|
|
may form a delta
|
old
|
|
|
flows smoothly through a broad flat floodplain
|
old
|
|
|
as water in a river system slows down, it deposits some of its
|
sediments
|
|
|
leaning fenceposts
|
creep
|
|
|
a curved scar where eroded material once was located
|
slump
|
|
|
a fan-shaped deposit
|
deposition
|
|
|
How far into the soil do plant roots extand?
|
A and B horizon
|
|
|
Where in this soil profile are worms and insects breaking down organic matter in the soil?
|
A horizon
|
|
|
Where in this soil profile is solid rock being weathered into soil?
|
C horizon
|
|
|
What is humus?
|
organic matter
|
|
|
Which soil layer contains the most humus?
|
A horizon
|
|
|
as glaciers move, they pick up boulders, gravel, and sand in an erosion process
|
plucking
|
|
|
fragged rock graments leave scars on bedrocks
|
grooves
|
|
|
this type of glacier exist on mountains
|
valley glacier
|
|
|
huge masses of ice and snow covering the earth
|
continental glaciers
|
|
|
a bowl-shaped basin in the sides of moutains
|
cirques
|
|
|
the water table is so close to the surface that water flows out
|
spring
|
|
|
a hot spring that erupts periodically, shooting water and steam into the air
|
geyser
|
|
|
upper suface of zone of saturation
|
water table
|
