Geography Form 2

A natural hazard is

• the loss of, life property or economic losses after an event

• an event caused by natural processes of the Earth

• the result of a sudden energy in the earth's crust

A natural disaster is

• an event that caused, loss of life, property or economic losses

• an event caused by natural processes of the earth

• is the result of a sudden energy in the earth's crust

An earthquake is

• an overflow of water that 'submerges' land

• the result of a sudden release of energy in the Earth's crust that creates seismic waves

• a seismic sea wave or as a tidal wave

Number "3" in the diagram of the structure of an earthquake represents

• focus

• epi center

• seismic waves

Which statement below is not a negative of a natural hazard

• Loss of lives and property

• Precious stones and gems are brought to the surface

• Loss of livelihoods

• Hindered economic growth and development

A flooding event is

• a violent and dangerous rotating column of air

• the unusual dryness of soil caused by levels of rainfall significantly below average over a prolonged period

• an overflow of water that 'submerges' land or a flood as a temporary covering the land with water which is usually not covered by water

Soil erosion is

• the removal of the valuable layers of the soil by natural forces such as wind, water, ice and gravity

• the removal of the top layer of soil by man

• the uniform removal of soil in thin layers

Which is NOT a type of soil erosion

• gully erosion

• sheet erosion

• rainsplash

• desertification

Rainsplash occurs when

• fierce rain loosens the top surface of the soil and materials

• the uniform removal of soil in thin layers

• small channels are deepened by runoff water

Which type of soil erosion is NOT due to human misuse of the land

• erosion fierce rain loosens the top

• the burning of vegetation to clear land for agriculture

• vegetation is cleared by humans for fuel and construction projects