1
Q
How many times do tides occur per day?
A
Twice
(2 low, 2 high)
2
Q
How does the daily tide happen?
A
- Moons gravitational field pulls on water as Earth rotates
- Bulge occurs on opposite side due to inertia
3
Q
When does the spring tide happen?
A
- Every 2 weeks
- Sun+Earth+Moon are aligned
- Large pull on water -> tide is higher
4
Q
When does the perigean tide occur?
A
- 4 times per year
- Moon+Sun+Earth in alignment
- Moon is closest to Earth
5
Q
What is the neap tide?
A
- weakest high tide
- Sun + Moon are at 90º to each other
6
Q
What conditions to anticyclones bring?
A
- High pressure
- Calmer conditions
- Smaller waves
7
Q
What conditions do depressions bring?
A
- Low pressure
- Fast winds
- Destructive waves
8
Q
What happens in the positive phase of the North Atlantic Oscillation?
A
Low pressure in North
- Wet and warm in North
High pressure South
- Dry in South
9
Q
What happens in the negative phase of the North Atlantic Oscillation?
A
Low pressure in North
- Wet and warm in South
High pressure South
- Dry in North
8GE01 - Coasts
flashcards
Decks in class (33)
# Cards
-
1.18
-
1.29
-
1.3(Spec2) - Cork5
-
1.4(Spec2) - Concordant Morphology9
-
1.54
-
1.6(Spec2) - Submergent Coastlines + Sognefjorden11
-
1.72
-
2.113
-
2.218
-
2.39
-
2.44
-
2.511
-
2.6(Spec1)7
-
2.72
-
2.8(Spec2) - Mass Movement + Barton18
-
2.95
-
2.10 - W Africa8
-
2.113
-
2.129
-
2.13 - Trinidad And Tobago16
-
3.2 - Sediment Cells13
-
3.3(Spec2) - Deposition + Distinctive Landforms16
-
3.46
-
3.514
-
3.6 - New York11
-
3.7 - Bangladesh13
-
3.8 - Kiribati8
-
3.9 - Netherlands17
-
4.1(Spec2) - Portballintrae + Lyme Regis25
-
4.6 - Chittagong7
-
4.37
-
4.5 - Slapton Management13
-
4.4 - ICZM7
