Name two forms of precipitation
Rain, hail, sleet and snow.
What is the cooling process that changes water vapour back into water?
Condensation
This is is the process of water being collected on the ground
What was the name of the cyclone that hit Queensland in 2011?
Cyclone Yasi
What is a geomorphic hazard?
Natural events or processes occurring on or near the earth surface that reform the land and pose a threat to human life, property and the environment.
Warm ocean temperatures of at least 27 degrees.
What is the heating process by which a liquid changes into a gas?
Evaporation
Where is most of the water on Earth stored?
Oceans
Name 4 major rivers in 4 different countries
Amazon, Murray, Tigris, Ob, Congo, Nile, Ganges, Mississippi, Colorado, Rhine, Thames, Rio Grande
Name 4 of the geographical concepts
Place, space, sustainability, interconnectedness, environment, change and scale
What type of natural hazard causes the most economic damage the top end of Australia?
Tropical cyclones
What is an atmospheric hazard?
A natural event or process originating in the Earth's atmosphere that can harm humans, property or the environment.
What is the name for evaporation from plants?
Transpiration
Why is the water cycle considered a closed system?
Because, while water transforms, none of it leaves the system.
What percentage of water on Earth is freshwater?
3%
What is Geography?
The study of people and places - what is on, above and below the Earth's surface.
Name two types of hydrological hazards
Drought, cyclone & tsunamis
What is a hydrological hazard?
An extreme event caused by the movement of water on Earth's surface and underground that can cause harm to humans and damage property and the environment.
What are the three forms of water?
Solid (ice)
Liquid (water)
Gas (water vapour)
What is the name for the process where water seeps into the ground?
Infiltration
Explain the role of the sun in the water cycle
The sun provides the energy that enables water to change into different forms.
What are three characteristics of tropical cyclones
Torrential rain and flooding
Storm surges
Which US city was devastated by Hurricane Katrina?
What is the difference between a natural hazard and a natural disaster?
When natural hazards have a serious impact on people, they are referred to as natural disasters.
I am layers of rock or soil in the ground that hold water or that water can pass through. What am I?
An aquifer
Name the 5 main processes in the water cycle in order
Collection, evaporation/transpiration, condensation and precipitation.
How does orographic rainfall form?
When air crosses a barrier, such as a mountain range, it rises and cools, producing rain.
What is the name for water held under the Earth's surface?
Groundwater
In Australia who decides if the effect of a natural hazard is a natural disaster?
What natural hazard is the leading cause of death in Australia?
Heatwaves