Vocabulary
Nonrenewable resouces
renewable resources
energy sources
Potpouri
100
Where the light, heat, and electricity people use comes from.
What is energy source?
100
a hard, black substance formed from plants that lived about 300 million years ago
What is coal?
100
Water and solar energy
What is examples of renewable resources?
100
The process of one energy changing to another
What is energy conversion?
100
A thick black liquid that forms from decaying plants and animals.
What is oil ?
200
Another name for oil
What is petroleum?
200
a mixture of gases formed from marine organisms
What is natural gas?
200
Depends on how long the tree grows and how much soil we take.
Is trees and soil nonrenewable or renewable?
200
financial cost and possible harm to the environment
What is disadvantages for energy sources?
200
the wise use of natural resources.
What is conservation?
300
making new products by reusing materials that would otherwise be thrown away
What is recycling?
300
smog, acid rain, pollution caused by fossil fuels
What is 3 examples of nonrenewable costs?
300
Geothermal energy and solar energy.
What are 2 types of energy sources that are heat?
300
Sunlight ----> electricity ----> solar cell
What is one example on energy conversion?
300
Electricity to mechanical
What is the energy conversion for an electric fan?
400
the amount of usable energy compared with the total amount of energy used to produce the usable energy
What is efficiency?
400
An example of a renewable resource that takes a long to to replenish.
What is biomass?
400
Chemical to heat then into mechanical.
What is the energy conversion for a steam engine?
400
Comparing the cost of an energy source with consequences of using it.
What is cost effective?
400
Repairing or cleaning up damage to the environment
What do monetary costs include?
500
a harmful addition to the natural environment
What is pollution?
500
While the fossil fuel was still alive, it absorbed the Sun's energy and when it became a fossil fuel it still had the Sun's energy.
Why does fossil fuels have trace of Sun's energy?
500
Using the wind to power or get electricity by spinning a windmill.
How to you get electricity by using the wind?
500
Using the running or falling of water to spin turbines to create electricity.
What is hydroelectric plant?
500
The joining of two nuclei to make a nucleus with a lager mass.
What is fusion?
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