Energy Efficiency and Storage

What is one way combined heat and power/cogeneration can increase efficiency in energy generation?

• By capturing and utilizing heat
• By using nuclear reactions
• By increasing chemical reactions
• By reducing friction and resistance

Tags

NGSS.HS-PS3-4

Which factor contributes to energy loss in the generation, transmission, use, and waste of electricity?

• Chemical reactions
• Nuclear reactions
• Friction and resistance
• Gravity and magnetism

Tags

NGSS.HS-PS2-5

What is the function of batteries and fuel cells in storing intermittent energy sources?

• To generate electricity
• To store and release energy as needed
• To convert kinetic energy into electricity
• To produce heat and light

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-3

What are the factors that contribute to energy loss in the generation, transmission, use, and waste of electricity?

• Chemical reactions
• Friction and resistance
• Nuclear reactions
• Gravity and magnetism

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-4

Which factor contributes to the most energy loss in the generation, transmission, use, and waste of electricity?

• Gravity and magnetism
• Chemical reactions
• Friction and resistance
• Nuclear reactions

How can combined heat and power/cogeneration increase efficiency in energy generation?

• By reducing friction and resistance
• By using nuclear reactions
• By increasing chemical reactions
• By capturing and utilizing heat

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

What is the role of smart grids, local generation, and ultra-high voltage transmission in reducing energy loss during transmission?

• To direct flow of electricity efficiently
• To store intermittent energy sources
• To generate more electricity
• To increase energy loss

Tags

NGSS.HS-ETS1-3

What is the main role of smart grids, local generation, and ultra-high voltage transmission in reducing energy loss during transmission?

• To direct flow of electricity efficiently
• To generate more electricity
• To store intermittent energy sources
• To increase energy loss

Which of the following is a way individuals can improve energy efficiency in their homes and automobiles?

• Using incandescent light bulbs
• Keeping windows open during winter
• Using more fossil fuels
• Using energy star appliances

Tags

NGSS.MS-PS3-3

What is the purpose of using batteries and fuel cells in storing intermittent energy sources?

• To reduce energy loss during transmission

• To increase the efficiency of power plants

• To store energy for later use

• To generate electricity from renewable sources

Tags

NGSS.HS-ETS1-2