Natural Disasters

Question 1

What are natural disasters

Answer 1

A natural disaster is an event that causes damage to property and loss of lives

Question 2

What are natural hazards

Answer 2

A natural hazard is and event that poses threat to human life and property “potiential harm”

Question 3

What are the three types of disasters

Answer 3

Geomorphological climatic and biological

Question 4

Give some examples of climatic disasters

Answer 4

Tornadoes thunderstorms and ice storms

Question 5

Give some examples of geomorphological disasters

Answer 5

Landslides and erosion

Question 6

Give examples of biological disasters

Answer 6

Covid 19 Malaria and dengue fever

Question 7

Name another type of disaster

Answer 7

Technological

Question 8

Give examples of technological disasters

Answer 8

This is man caused like nuclear radiation structural collapse

Question 9

What is flooding

Answer 9

Flooding is a temporary overflow or accumulation of water that covers a usually dry area

Question 10

What are the types of flooding

Answer 10

Riverine coastal flash urban

Question 11

What is riverine flooding

Answer 11

This is when a rivers water overflows the banks

Question 12

What is coastal flooding

Answer 12

This is when the sea can over flow defenses such as sea walls due to heavy rain fall

Question 13

What is flash flooding

Answer 13

This is flooding that rises fast and drops fast without warning

Question 14

What is urban flooding

Answer 14

This is caused by land development the permeable layers of soil are replaced with impermeable layers of paved surfaces

Question 15

What are the natural causes of flooding

Answer 15

Long rainfall relief prolonged rainfall

Question 16

What are the human causes of flooding

Answer 16

Land development improper waste disposal and degradation of the environment

Question 17

What is a hurricane

Answer 17

A hurricane is a severe storm which can have high winds and prolonged rainfall

Question 18

What forms a hurricane

Answer 18

The Coriolis effect makes up the hurricane

Question 19

What are the parts of the hurricane

Answer 19

Eye eye wall and rain bands

Question 20

How are hurricanes categorized

Answer 20

They are categorized by a saffir simpson scale

Question 21

What is an earth quake

Answer 21

An earthquake is an intense shaking of the earths surface. This is cause by movements of the earths outer most layer

Question 22

How does and earth quake happen

Answer 22

This happens because of seismic activity

Question 23

Where are the three areas about 80% of ALL earthquakes occur across the earth?

Answer 23

These places are Ring of fire. Alpine belt and oceanic ridge

Question 24

What are seismographs?

Answer 24

Seismographs are instruments used to measure earthquakes

Question 25

How do seismographs work

Answer 25

They work by drawing a jagged line to reflect the movement . The bigger the earthquake the greater the height of the line

Question 26

What type of magnitude scale (for measuring earthquakes strength) is preferred by seismologists today?

Answer 26

Movement magnitude scale