Exponents & Logarithms
Where exponents and logarithms show up in real life
4 live exhibits. Each one already works. Change a number and see what happens.
Open as board Play with these together. Solving one grows related exhibits.
Exponents & LogarithmsCompound interest: money that grows on itself
Interest earns interest. Exponents explain why saving early wins.
Exponents & LogarithmsBrightness vs. distance: the inverse-square law
Move a light twice as far and it gives a quarter of the light. Photographers call that two stops.
Exponents & LogarithmsCooling coffee: when is it drinkable?
Hot things cool fast, then slower and slower. Exponential decay predicts the sip.
Exponents & LogarithmsDecibels: why two speakers aren’t twice as loud
Sound is measured on a log scale. Double the speakers: +3 dB. Double the distance: −6 dB.