Energy Resources
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is biomass?
Back
Biomass refers to organic materials, such as wood and farm waste products, that can be burned as renewable energy sources.
2.
FLASHCARD QUESTION
Front
What form of energy do the moving blades of a wind turbine have?
Back
The moving blades of a wind turbine have mechanical energy.
3.
FLASHCARD QUESTION
Front
What happens to the chemical energy in a car engine that is not converted to mechanical energy?
Back
The rest of the chemical energy is lost to the environment as waste heat.
4.
FLASHCARD QUESTION
Front
How do wind power and water power generate energy?
Back
Both use natural forces to move turbines attached to generators.
5.
FLASHCARD QUESTION
Front
What type of energy does a generator convert from a turbine?
Back
A generator converts mechanical energy from a turbine to electrical energy.
6.
FLASHCARD QUESTION
Front
What is renewable energy?
Back
Renewable energy is energy that is collected from resources that are naturally replenished, such as sunlight, wind, and biomass.
7.
FLASHCARD QUESTION
Front
What is the main advantage of using renewable energy sources?
Back
The main advantage is that they are sustainable and have a lower environmental impact compared to fossil fuels.
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