Which is least likely to cause changes in global climate?
A) tsunami event
B) an El Niño event
C) a volcanic eruption
D) radiation from solar flares
A) A tsunami event
Which natural phenomenon occurs as a result of Earth rotating on its axis?
A movement of tectonic plates
B deep ocean currents
C seasonal changes
D day and night
D) day & night
In the hydrologic cycle, which process contributes to a decrease in groundwater levels?
A infiltration B evaporation C precipitation D condensation
evaporation
What would be most effective in minimizing the potential damage caused by an earthquake?
A) installing sirens in areas prone to earthquakes
B) building structures that withstand ground vibrations
C) increasing the amount of concrete during road building
D) requiring the recycling of metal and wood products
B) building structures that withstand ground vibrations
This is the largest watershed in the USA
What is the Mississippi
Which is one way surface water may become groundwater?
A condensation B evaporation C infiltration D runoff
C infiltration
Which result is most likely to occur after excessive withdrawal of groundwater in coastal areas?
A) increased reliance on irrigation because of drier soil conditions
B) dilution of brackish water in estuarine ecosystems
C) reduced efficiency of local desalination facilities
D ) intrusion of salt water into the water table
C) intrusion of salt water into the water table
What is an effect of deforestation?
A decrease in biodiversity
B decrease in rainwater runoff
C decrease in carbon dioxide in the atmosphere
D decrease in the amount of water on Earth
A) decrease in biodiversity
How can urbanization affect a local area?
A) It can increase the number of invasive species in an area.
B) It can decrease the risk of water pollution in an area.
C) It can increase the risk of flooding in an area.
D) It can decrease the need for natural resources in an area
C) It can increase the risk of flooding in an area.