storm hazards Flashcards

1
Q

what is a tropical storm?

A

a low pressure, spinning storm wit hhighwinds and torrential rain

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

conditions to form - temperature

A

ocean temps around 26-27oC 50 metres deep

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

what is the rotation to form?

A

around the equator - 5o either way

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

what areas of air pressure must it be in?

A

unstable air pressure

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

what kind of air pressure is it normally at

A

areas of high pressure and low pressure meets - convergence - so that warm air rises more readily and clouds can form

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

how is the magnitude measured?

A

on the saffir-simpson scale - (1-5) - based on wind speed and thus power of the storm

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

what is the frequency?

A

northern hemisphere from June-november , Southern Hemisphere from November-april

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

tropical storms that are more powerful and reaching land are….

A

thought to be increasing in frequency

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

tropical storms form…

A

away from land

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

tropical storms form away from land means what?

A

satellite tracking of cloud formations and movements can be tracked and the general route can be predicted

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

how high can winds be?

A

300km/h

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

flooding

A

coastal/river floodingg from storm stages and heavy rain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

landslides

A

due to soil become heavy when wet with high levels of rain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

storm surges

A

large rise in sea levels caused by low pressure and high wind pushing water towards the coast

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