Stories start from everyday things, such as ice on a pond or whistling in telephone wires, and lead on to the physical concepts that underlie them – like molecules, atoms, energy and waves.
3.14 Making Decisions
Evidence from experimental psychology about how we make choices
Why the timing of sunrise and sunset vary throughout the year
Good news stories from science and technology in gloomy times
How the passage of time is relative, not absolute
The genes and proteins that measure the length of the day
What are heat and temperature?
The role of paper, kindling, logs and oxygen
Atmosphere, pressure and the middle ear
What on Earth keeps them up?
Why does it rain so much?
What is light; what makes a spectrum?
The story of surface tension
What the lines on an icy pond reveal about the underlying structure of matter
The story of whistling sounds and how they reach us.