Midterm 2 Flashcards
About what percent of the water that is evaporated from the oceans each year falls back into the ocean as rain without moving onto land
90%
What color of visible light has the most energy
Violet
In which portion of the atmosphere is the greatest concentration of Ozone found
Stratosphere
True or false; Ozone is present in the atmosphere at approximately 350 parts per million
false
What is the correct order from greatest to least for the amount of electricity produced in Manitoba from various methods
1) Hydroelectric
2) Natural gas
3) Diesel
What region in Canada has the greatest amount of tertiary treated sewage
Alberta
The energy stored in the contained water of a hydropower reservoir is what kind of energy
potential
Grain farming, logging and mining all
remove minerals from the ecosystem
What is the term for water that has moved into the ground through the process of infiltration and is in the zone of Aeration
Soil moisture
The freeing of natural gas from deep shale rock is by a process called
Fracing
What country generates almost all of its electricity from nuclear power
France
What energy is currently being used widely in Denmark and holds the promise for solving part of the energy problem
wind
The energy in wind comes from what
solar radiation
The largest store of water is where
in oceans
Of all the different forms of energy which form is classified as the highest quality
electricity
The greatest problem facing world agriculture is what
soil erosion
Kwashikorkor is what
a disease caused by too little protein in the diet
Grain, seafood and beef’s food production is increased or declined on a per capita basis since 1980
declined
What is the term for water that has moved into the ground below the water table through the process of infiltration
ground water
Which region in Canada has the lowest level of sewage treatment
Atlantic Canada
The largest hydroelectric dams in Manitoba are found on what river system
Nelson River
Current reactors as the CANDU reactor use what type of uranium as the actual fuel
235U
Manitoba hydro sells electricity to those outside of Manitoba for _____ than that paid by Manitoba customers because the power is _____
Less and un=interruptible
The portion of the World population which is undernourished or malnourished is
20-40%
A new house build in Winnipeg with south facing windows is an example of what type of solar energy
direct solar passive
What is an example of indirect solar power
biomass
What is not a disadvantage or problem with using nuclear energy in Canada
Contribute to global warming
The biggest obstacle in wide scale nuclear power adoption is
public perception
What is a source of fuel that has no net production of CO2
Burning of Biomass
What % of the energy used by a typical incandescent light is converted into light
5%
A new house built in Winnipeg with a geothermal heat pump would be using what type of energy
renewable, non solar
About how many people die on a global basis each day due to malnutrition or under-nutrition
100k
The pores between particles of soil above the water table contain what
a mix of air and water
From time to time in the news are pictures of dead fish in a river, usually these fish kills are the result of what
depletion of oxygen
The best explanation for the relatively high level of municipal waste water treatment on the prairies is
the lack of water
When we mine for Uranium most of the Uranium ore we dig up is
238U
