grade 9 geography – unit 2 – state of the world 350 degreesenergy sources more energy sources...
TRANSCRIPT
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Grade 9 Geography – Unit 2 – State of the World
350 Degrees Energy Sources
More Energy Sources
Water
1 1 1 1 1
2 2 2 2 2
3 3 3 3 3
4 4 4 4 4
5 5 5 5 5
Turning Down the
Heat
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The safe upper limit of CO2 in Earth’s atmosphere
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What is 350 parts per million (ppm)?
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These carbon-based substances are burned to
produce energy
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What are coal, gas and oil?
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390 ppm
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What is the 2009 level of CO2 in Earth’s atmosphere?
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Without these gases the Earth would be too cold for
human life.
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What are Greenhouse Gases?
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The international campaign to seek solutions for
Global Warming
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What is 350 Degrees?
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The liquid remains of dead plants and animals.
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What are oil and gas?
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Water flowing over a dam
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What is Hydroelectricity?
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Splitting of Atoms
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What is Fission Nuclear Power?
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These cells that collect and convert sunlight to energy
are made of silicon.
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What are Solar Cells
OR Photovoltaic Cells?
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Heat pumped from the ground to heat a space
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What is Geothermal?
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The number of years that a ton of Greenhouse Gas put into the atmosphere today
lasts
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What is 100 years?
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This gas is the byproduct of decaying garbage
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What is Methane (CH4)?
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The number of pollution emissions released
by a fuel cell car
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What is ZERO?
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The products of
a fuel cell power generator
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What are energy and water?
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The type of pump that moves heated water or air from within the Earth to the
surface, AND recirculates the cooler water and air back into
the Earth.
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What is an Earth Loop Heat Pump?
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Combustion of waste.
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What is Biomass Energy?
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This natural movement of air turns turbines
to produce energy.
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What is WIND?
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When waves move turbines to produce
energy.
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What is Tidal Power?
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The use of crops as
a fuel source.
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What is Biofuel?
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The type of nuclear energy that involves the
joining of atoms.
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What is Fusion?
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The average temperature Lake Superior has risen
since 1979.
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What is 15OC?
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These prevent water from evaporating from Lake Superior in the winter
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What is ice and snow?
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A process by which there is a net accumulation
of a chemical into
an organism.
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What is Bioconcentration?
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The storage and buildup of chemicals within the natural
tissues of one organism.
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What is Bioaccumulate?
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A food relationship in an ecosystem in which energy
and nutrients are transferred through a series of
organisms by each stage feeding on the preceding
one and providing food for the succeeding stage.
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What is a Food Chain?