What are natural hazards Flashcards

(25 cards)

1
Q

What is a natural hazard?

A

A natural hazard is a natural event that has the potential to cause harm or damage to people, property, and the environment.

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2
Q

True or False: Natural hazards can be caused by human activities.

A

False

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3
Q

Fill in the blank: Natural hazards can include ________, earthquakes, floods, and hurricanes.

A

volcanoes

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4
Q

What are two categories of natural hazards?

A

Geological hazards and meteorological hazards.

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5
Q

Which natural hazard is associated with the movement of tectonic plates?

A

Earthquakes

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6
Q

Multiple Choice: Which of the following is NOT a natural hazard? A) Tornado B) Tsunami C) Pollution D) Drought

A

C) Pollution

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7
Q

What is the primary cause of tsunamis?

A

Underwater earthquakes or volcanic eruptions.

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8
Q

True or False: Natural hazards can occur anywhere in the world.

A

True

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9
Q

Fill in the blank: ________ hazards include hurricanes, tornadoes, and blizzards.

A

Meteorological

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10
Q

What term describes the likelihood of a natural hazard occurring?

A

Risk

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11
Q

Which natural hazard is characterized by a sudden release of energy in the Earth’s crust?

A

Earthquake

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12
Q

Multiple Choice: Which of the following is a geological hazard? A) Flood B) Earthquake C) Hurricane D) Heatwave

A

B) Earthquake

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13
Q

What is the main effect of a volcanic eruption?

A

Lava flows, ash clouds, and pyroclastic flows.

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14
Q

True or False: Floods are considered meteorological hazards.

A

True

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15
Q

Fill in the blank: The ________ scale measures the intensity of earthquakes.

A

Richter

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16
Q

What is a primary consequence of drought?

A

Water scarcity and crop failure.

17
Q

Which natural hazard can lead to landslides?

A

Heavy rainfall or earthquakes.

18
Q

Multiple Choice: What is the primary cause of wildfires? A) Overgrazing B) Lightning C) Deforestation D) Urban development

19
Q

Fill in the blank: A ________ is a large ocean wave caused by an underwater earthquake.

20
Q

What is the difference between a natural hazard and a natural disaster?

A

A natural hazard is a potential threat, while a natural disaster is the actual event that causes significant damage or loss.

21
Q

True or False: All natural hazards can be predicted accurately.

22
Q

What role does climate change play in natural hazards?

A

It can increase the frequency and intensity of certain hazards like storms and floods.

23
Q

Which natural hazard is associated with extreme heat and low humidity?

24
Q

What is the term for the area where a natural hazard occurs?

25
Multiple Choice: Which of the following is a sign of an impending volcanic eruption? A) Increased seismic activity B) Decrease in temperature C) Clear skies D) Low humidity
A) Increased seismic activity