What are natural hazards Flashcards
(25 cards)
What is a natural hazard?
A natural hazard is a natural event that has the potential to cause harm or damage to people, property, and the environment.
True or False: Natural hazards can be caused by human activities.
False
Fill in the blank: Natural hazards can include ________, earthquakes, floods, and hurricanes.
volcanoes
What are two categories of natural hazards?
Geological hazards and meteorological hazards.
Which natural hazard is associated with the movement of tectonic plates?
Earthquakes
Multiple Choice: Which of the following is NOT a natural hazard? A) Tornado B) Tsunami C) Pollution D) Drought
C) Pollution
What is the primary cause of tsunamis?
Underwater earthquakes or volcanic eruptions.
True or False: Natural hazards can occur anywhere in the world.
True
Fill in the blank: ________ hazards include hurricanes, tornadoes, and blizzards.
Meteorological
What term describes the likelihood of a natural hazard occurring?
Risk
Which natural hazard is characterized by a sudden release of energy in the Earth’s crust?
Earthquake
Multiple Choice: Which of the following is a geological hazard? A) Flood B) Earthquake C) Hurricane D) Heatwave
B) Earthquake
What is the main effect of a volcanic eruption?
Lava flows, ash clouds, and pyroclastic flows.
True or False: Floods are considered meteorological hazards.
True
Fill in the blank: The ________ scale measures the intensity of earthquakes.
Richter
What is a primary consequence of drought?
Water scarcity and crop failure.
Which natural hazard can lead to landslides?
Heavy rainfall or earthquakes.
Multiple Choice: What is the primary cause of wildfires? A) Overgrazing B) Lightning C) Deforestation D) Urban development
B) Lightning
Fill in the blank: A ________ is a large ocean wave caused by an underwater earthquake.
tsunami
What is the difference between a natural hazard and a natural disaster?
A natural hazard is a potential threat, while a natural disaster is the actual event that causes significant damage or loss.
True or False: All natural hazards can be predicted accurately.
False
What role does climate change play in natural hazards?
It can increase the frequency and intensity of certain hazards like storms and floods.
Which natural hazard is associated with extreme heat and low humidity?
Heatwave
What is the term for the area where a natural hazard occurs?
Impact zone