Bathymetry Flashcards

1
Q

Wilson Cycle

A

Life and death of the ocean
- more dense plate subducted
[image]

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Continental arc

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Bathrymetry

A

Measuring depth of ocean

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Old ways of measuring depth

A
  • Send physical object
  • Send echo sound wave down (more detail at shallow depths)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

The hypsometric curve**

A

0 line is sea level, anything above is landscape, bathrymetry belwo
how common/uncommon to find surfaces at a particular height or depth
20% of Earth’s surface is 0-1 km above sea level
2% is abive 4000 meters or more

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Deep ocean trenches

A

Deepest: Mariana Trench
At edges of oceans

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Continetal shelf

A

Wide, flat, shallow part of ocean

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Seismic Straigraphy

A

Set off explosion, energy penetrates down through the sediment, any time it hits a change in sediement some of it is bounced back

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Hotspot

A

Persistant part of mantle that is warm
Plume stays fixed, plate moves accross it

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Honeymoon destinations

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Active continental margin

A

Trench

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly