Definitions
Water
Fish & Forests
Fuels
Random
100
What is a natural resource?
Any physical item on earth that is useful to people, natural products of the land, air and sea
100
What is groundwater?
Water that is under the surface of the earth and can be reached only through wells
100
Name the three forest logging methods
Selective cutting, shelterwood cutting, clear cutting
100
Name the two types of non-renewable resources:
Fuel and non-fuel minerals
100
How many people live on Earth?
Seven billion
200
Name the three types of natural resources
Renewable, Flow, Non-renewable
200
What percentage of freshwater do we have access to?
Less than 1%
200
What are the "lungs of the planet" and why?
Rainforests, becuase they produce great amount of oxygen and purify the atmosphere
200
Name two types of mining:
Open-pit and underground
200
What is the World Solar Challenge?
A 4,000 km race in Australia, with cars that are powered by solar energy
300
What is a non-renewable resource, with examples?
A resource that cannot be replenished once it is used up, such as fossil fuels
300
How much of the earth's surface is ocean?
About 75%
300
What is the fishing equivalent to clear cutting?
Trawling, with large nets
300
What is the world's current use rate of oil?
About 25 billion barrels per year
300
Name the three 'R's and give an example of each:
Reduce, reuse, recycle
400
What is a renewable resource, with examples?
A resource that can be replaced fairly quickly, such as forests and animals
400
Where is Canada's tidal power station?
Bay of Fundy, Annapolis Royal, Nova Scotia
400
Where are fish most abundant?
On continental shelves where two ocean currents meet, stirring up nutrients from the sea floor
400
What kind of rock marks the location of metallic minerals?
Igneous intrusives, or magma that has forced its way through the earth's crust
400
What is acid rain?
Mild acid which falls when sulphur oxide gases from fossil fuels mix with the water in the atmosphere
500
What is a flow resource, with examples?
A resource whose movement can be harnessed, which replenishes as it is used, and must be used when and where it occurs, such as tidal or solar
500
What is the water cycle?
A natural system that creates a renewable supply of fresh water through evaporation, condensation and precipitation
500
What is the Aral Sea?
A lake/inland sea that is now half the size it was, due to drainage for irrigation
500
Where and when were the first oil wells drilled?
Oil Springs, Ontario, in 1857
500
What disease do the snails in the Nile carry, and what does it do to people?
Bilharzia, and it makes them blind
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