Efficiency

The Jevons Paradox

The Jevons Paradox

Increasing energy efficiency won’t save us.

Themes: Energy and Environment

Topics: Conservation, Efficiency, and Energy

Grades: 11-12

A Simple Approach to the Energy Cost of Flying

A Simple Approach to the Energy Cost of Flying

It takes energy to fly. How much?

Themes: Climate and Energy and Environment

Topics: Climate, Efficiency, and Energy

Grades: 11-12 and 8-10

Air Transport

Air Transport

How much energy does it take to fly you and your luggage 10,000 km? What is the environmental cost?

Themes: Climate and Transportation

Topics: Drag, Efficiency, and Energy

Grades: 11-12

Light-Emitting Diodes (LEDs)

Light-Emitting Diodes (LEDs)

How do LEDs compare to earlier lighting technologies?

Themes: Energy and Environment and Energy use at Home

Topics: Efficiency, Electricity, and Energy

Grades: 8-10

Heat Balance in the Human Body

Heat Balance in the Human Body

How much energy does our body use? How do we keep cool when it is really hot out? Can we justify eating more when studying?

Themes: Biology & Medicine, Energy use at Home, and Human Body

Topics: Biophysics, Efficiency, and Energy

Grades: 11-12

Energy Use in Vehicles

Energy Use in Vehicles

How much energy does it take to drive from A to B?

Themes: Energy and Environment and Transportation

Topics: Efficiency and Energy

Grades: 11-12