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GCSE geography > Unit A1 Hazards > Flashcards

Unit A1 Hazards Flashcards

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1
Q

What is a natural hazard?

A

A natural process which can cause death or injury or disruption to humans and destroy property and possessions

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2
Q

What are the 2 types of natural hazards?

A

Geological

Meteorological

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3
Q

What is a geological hazard??

A

Hazards that are caused by land and tectonic process

Eg: earthquake

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4
Q

What is meant by meteorological hazards??

A

Hazards that are caused by the weather and climate

Eg: tropical 🌴 ⛈ storms

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5
Q

What r u 3 factors effects jog the nature of natural hazards??

A

Type
Frequency
Magnitude

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6
Q

What is type?

A

The hazards risk from some hazards occur more often than others, increasing the hazard risk

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7
Q

What is frequency??

A

How often the hazards happen which increases the hazard risk

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8
Q

What is magnitude??

A

How sever the natural hazard is

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9
Q

What is a tectonic hazard??

A

Hazard created by the movement of tectonic plates

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10
Q

What is an atmospheric hazard?

A

Hazards Created in the atmosphere

Eg hurricane

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11
Q

What are water based hazards??

A

Hazards created by the oceans and rivers

Eg flood

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12
Q

Name the structure of the earth 🌏 (inside out )

A

Inner core
Outer core
Mantle
Crust

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13
Q

What are convection currents?

A

They are cause the plates to more in different directions

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14
Q

What are tectonic plates??

A

Large pieces of the earths crust

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15
Q

What are the names of the 2 plate boundaries ??

A

Oceanic crust

Continental crust

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16
Q

Why do people still live near tectonic hazards?

A

Some say that tectonic activity isn’t common

Building might be built to withstand earthquakes

17
Q

What is an ecosystem?

A

A natural place made up of plants and and animals and the environment

18
Q

What do ecosystems include?

A

They include all Biotic (living) part and Abiotic (non living) parts

GCSE geography (9 decks)

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