Water filters through the ground on its way to the water table. This is known as...
percolation
100
Is made up of a complex system of living and non living things.
Soil
100
Coal makes up what percent of out electricity?
44%
100
Natural gas is extracted from what type of rock?
Shale
100
reducing energy use
energy conservation
200
This device is a filter used in developing countries to purify water as it is sucked through.
Life Straw
200
Loss of nutrients resulting in desert-like conditions
desertification
200
How are coal and oil formed?
compression of long dead organic matter
200
Which method is more efficient and why?
Horizontal Fracking
Vertical Fracking
Horizontal Fracking allows multiple wells to be tapped from one drill site.
200
The actual amount of energy needed to perform a job.
Efficiancy
300
Water is often needed in high quantities by organisms making it what kind of nutrient?
Macronutrient
300
In the soil study, which soil is the most at risk for nutrient depletion? Why?
Farmed soil. the crops use up all of the nutrients without replenishing.
300
The United States only produces about 3% of the worlds oil but uses ______ of the world's oil supply.
33% or one third
300
Why do local farmers want to allow fracking in the area?
Bring money into families and jobs into the area.
300
term used to describe power being used when devices are turned off but not unplugged
standby power
400
What is the current problem with the Colorado River Delta? Why is it a problem?
The river does not meet the sea, cutting off spawning marine organisms. This also has destroyed habitat of the local organisms that relied on the river.
400
Our current day Dust Bowl is a result of what two things?
Drought, soil depletion/desertification.
400
What do we call Oil that has been refined?
Petrochemicals
400
What did Josh Fox show us was the main danger involved in Hydro fracking?
Water contamination
400
List one way you can become more energy efficient and one way in which you can conserve energy
Answers will vary
500
What nutrient is found in fertilizer that can cause an algal bloom in local streams?
nitrogen
500
Surprise!
Why do we use fossil fuels instead of wood?