Vocab Review
Generator
Converts mechanic to electric energy.
What rotates a turbine in most energy sources?
Steam
Movement
Mechanical/Kinetic
Name the 3 nonrenewable resources.
Coal, oil, natural gas
The EPA (Environmental Protection Agency)
The change from one energy type to another.
Energy Transformation
Which energy source doesn't use steam?
hydroelectric, wind
Something sitting and waiting
Potential
Which types of resources are associated with increased greenhouse gases?
Fossil fuels/nonrenewable resources
Which river in Cleveland caught on fire due to pollution in 1968?
the Cuyahoga River
The ability to do work
Energy
Fill in the blank: A _____ rotates which transfers energy from kinetic/mechanic to electronic.
Turbine
Powers your home
It might run out; nuclear waste is hazardous.
What's a memorable energy conservation campaign? (3 Rs)
Reduce, reuse, recycle
What does it mean to conserve?
Save or limit the use of a resource
What do substations do?
Lower the wattage of electric energy before it enters your home.
the sun
Radiant (Solar energy)
List the 6 renewable resources
Maximizing energy while using minimal resources
Efficiency
1. Burn coal, 2. Boils water, 3. Creates steam, 4. Rotates turbine, 4. Mechanical energy is converted to electric using generator.
Heat
Thermal
What make a resources renewable vs. nonrenewable?
Renewable - replenished over short amount of time
Nonrenewable - takes millions of years to rebuild supply
Name the alternate energy source we saw last week?
Hamsters!