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Gibzilla
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TECHNOLOGY
Energy Systems
Electrical Grid
Vast networks silently balance power flow to light up entire continents instantly
45 hours ago
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What is a primary reason electrical grids use high-voltage transmission lines over long distances?
To reduce energy loss during transmission
To increase the electricity consumption of consumers
To make power stations closer to cities
S
Stevek113
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SCIENCE
Energy Systems
Energy Systems Overview
Energy systems span from powering cities to fueling every cell in your body
6 Feb 2026
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Which of the following best describes the primary difference between electric power systems and bioenergetic systems?
Electric power systems manage electricity supply and distribution, while bioenergetic systems convert energy within living organisms.
Electric power systems convert food into energy, whereas bioenergetic systems distribute electricity to homes.
Both systems primarily focus on thermal energy exchange in physics.
B
Bonbo
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ENGINEERING
Energy Systems
Ground Source Heat Pump
Ground source heat pumps harness the earth's stable underground temperature for efficient heating and cooling
30 Jan 2026
0
What is the primary reason ground source heat pumps are more energy-efficient than traditional electric heaters?
They generate heat by burning fossil fuels more efficiently than traditional heaters.
They rely solely on solar energy collected from the building's roof.
They transfer heat to or from the ground instead of generating heat through electrical resistance.
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