Usshhss Flashcards
(26 cards)
What are natural hazards?
Natural hazards are extreme weather and geological events that can cause damage to life and property.
True or False: All natural hazards are caused by human activities.
False
Name one type of geological hazard.
Earthquake
What is the difference between a river and a stream?
A river is a larger body of flowing water compared to a stream.
Fill in the blank: The area of land drained by a river is called a _____ .
watershed
What is erosion?
Erosion is the process by which soil and rock are removed from the Earth’s surface by natural processes.
Multiple Choice: Which of the following is a coastal landform? A) Delta B) Cliff C) Oasis
B) Cliff
What are the main characteristics of tropical rainforests?
High biodiversity, dense vegetation, and high rainfall.
True or False: Tropical rainforests are found only near the equator.
True
What is a delta?
A delta is a landform created by sediment deposition at the mouth of a river.
Fill in the blank: The process by which rocks are broken down by weather is called _____ .
weathering
Name one impact of flooding as a natural hazard.
Destruction of property
Multiple Choice: Which of the following is NOT a feature of river landscapes? A) Meanders B) Floodplains C) Plateaus
C) Plateaus
What is the term for the area where a river meets the sea?
Estuary
True or False: Coastal erosion can lead to loss of land.
True
What is deforestation?
Deforestation is the clearing of trees to make way for agricultural or urban development.
Fill in the blank: The layer of the rainforest with the tallest trees is called the _____ layer.
emergent
What are the three main types of natural hazards?
Geological, meteorological, and biological hazards.
Multiple Choice: Which natural hazard is characterized by high winds and heavy rain? A) Earthquake B) Hurricane C) Tsunami
B) Hurricane
What is sediment?
Sediment is small particles of rock and soil that are transported by water, wind, or ice.
True or False: The Amazon Rainforest is an example of a tropical rainforest.
True
What is a tsunami?
A tsunami is a series of ocean waves caused by large underwater disturbances, such as earthquakes.
Fill in the blank: The gradual increase in the Earth’s average temperature is known as _____ .
global warming
What is the role of vegetation in preventing soil erosion?
Vegetation helps to anchor soil in place with its roots.
