Which fuel has the greater chemical potential energy per gram, coal or natural gas?
natural gas
hydroelectric
the use of moving water to turn turbine blades and generate electricity
Plastic comes from ____.
crude oil
Gasoline comes from _____.
crude oil
An increase in atmospheric _____________ is the main contributor to global climate change.
carbon dioxide
A resource that cannot be replaced by natural processes as quickly as it is used is a ______.
Non-renewable resource
An energy source that is replaced by natural processes faster than humans can consume the resource is a _____.
Renewable resource
_______ is the process that occurs when the nucleus of an atom splits apart and energy is released.
nuclear fission
Nuclear fission power plants use energy from fission to produce _____ to turn a turbine that generates electricity.
steam
Wind, solar, geothermal, and hydroelectric are examples of ________ energy sources.
Renewable
Coal, petroleum, and natural gas are examples of ________energy sources.
Non-renewable
An advantage of nuclear fission power plants is that they ____.
do not release carbon dioxide into the air
A disadvantage of nuclear fission power plants is that they___.
generate radioactive waste that must be contained for many years
An advantage of nuclear fusion is that it ______
does not generate radioactive waste
What type of energy transformation occurs in a wind turbine
kinetic/mechanical energy is converted to electrical energy
What type of energy transformation occurs in an internal combustion engine?
chemical potential energy is converted to thermal and mechanical energy
What type of energy transformation occurs in a photovoltaic cell (solar cell)?
radiant energy from the sun is converted to electrical energy
When molten rock in the Earth is used to turn water to steam which turns a turbine to generate electricity, this is referred to as___.
geothermal
EV stands for _________________.
electric vehicle
Advantages of electric vehicles include
better energy efficiency, quiet, does not produce harmful gases, costs less to charge than buying gasoline
Disadvantages of electric vehicles
insurance is higher, charging takes longer than filling up with gasoline
As the population of Earth increases, the need for energy _____.
increases
A ________ molecule has 25 times the warming potential as a molecule of carbon dioxide
methane
Sulfur dioxide, SO₂, from fossil fuels such as coal combines with water in the air to create ____ .
acid rain
In Oklahoma, wind has recently surpassed ___ as the leading producer of electricity
natural gas
How does natural gas combustion compare to coal combustion?
burning natural gas produces more energy than burning coal
Why is the December 2022 breakthrough in fusion such a historic discovery?
If fusion can be deployed on a large scale, it would provide clean energy without producing pollution/greenhouse gases caused by the burning of fossil fuels and without the radioactive waste created by current nuclear fission power plants.
Oklahoma is currently the ____ leading state in wind energy.
4th
Oklahoma is the 6th largest producer of ________ largest producer of crude oil.
natural gas
The ________ ________ ________ resulted in the use of scrubbers to remove sulfur dioxide from coal combustion.
Clean Air Act
fusion
The process by which two light atomic nuclei combine to form a heavier nucleus, releasing energy.
hydrogen fuel
A clean energy source produced from hydrogen, often used in fuel cells to generate electricity with water as the only byproduct.
fractional distillation
A separation process that divides a mixture into its component parts based on differences in boiling points, commonly used in the petrochemical industry to refine crude oil.
Products made from crude oil
include fuels like gasoline, diesel, and jet fuel, as well as various petrochemicals used in plastics and other materials.
Combustion of hydrocarbons produces
carbon dioxide and water vapor, releasing energy.