Bats and the Doppler Shift
What compensation for Doppler shifts do bats perform to keep their echoes within their hearing range?
Themes: Animals, Biology & Medicine, and Waves
Topics: Biophysics and Sound
Grades: 11-12 and 8-10
Food as Energy
Themes: Animals, Human Body, and Renewable and Clean Energy
Topics: Biophysics, Energy, and sustainability
Grades: 11-12 and 8-10
Energy Cost of Transport
How much energy does it take to move a person or a tonne of freight from A to B?
Themes: Animals, Energy and Environment, Human Body, and Transportation
Topics: Electricity, Energy, and Forces
Grades: 11-12