List the three fossil fuels and place a star next to the one that is the "cleanest" burning.
Coal - Oil - *Natural Gas
List 6 renewable energy resources.
Solar
Geothermal
Hydroelectric
Biomass
Wind
Hydrogen Fuel Cell
I have 10kg of coal. How many grams of coal do I have?
10,000 grams
If a sample of radioactive waste has a half life of ten years, how much of a 4 g. sample would remain after 20 years?
1 gram
In 2017, total US energy use was 97.7 quadrillion BTUs. 29% was from natural gas. How many BTUs of natural gas were consumed in 2017?
28.33 quadrillion BTUs
What country produces the greatest output of hydroelectric power?
China
There is 52 gallons of oil per barrel. If Mr. Fuller buys 16 barrels of oil, how many gallons does he have?
832 gallons
Identify one environmental benefit to using nuclear energy over fossil fuels.
No Carbon Dioxide
What sector is oil primarily used for in the world today?
Transportation
Which state in the USA used the most wind energy in 2019?
Texas!
There is 52 gallons of oil per barrel. If Mr. Fuller buys 16 barrels of oil and oil is $3.00 per gallon, how much money will he spend?
2496
How is uranium obtained? List two disadvantages of this process.
mining!
Disadv: habitat destruction, soil erosion, health of workers
Combusted -> water into steam -> steam channeled to spin a turbine -> turbine spins generator
What country's electricity is 100% renewable, 73% coming from hydropower and 27% from geothermal power?
Iceland!
What are two environmental consequences of hydroelectric dams?
Damage to wildlife habitats and migratory paths
Decrease in arable land use
Increase erosion downstream
The total wind power capacity in the United States in 2000 was about 2540MW. By 2015, the total wind power capacity in the United States was about 72,500MW. Calculate the percent change in the total wind power capacity in the United States from 2000 to 2015. Show your work.
2754%
Identify one disadvantage to using nuclear as an energy source.
Thermal pollution, expensive start-up costs, radioactive waste (spent fuel rods)
Which type of fossil fuel is responsible for acid rain and acid deposition?
Coal
What is cogeneration?
What makes something a renewable resource?
Can be replenished naturally, at or near the rate of consumption
A space heater operates at 1500 Watts, if it is used for 10 hours each day for one week and the cost of electricity is 20 cents per kilowatt-hour, it will cost _____________ to operate the heater for the week.
$21/week