Explore a dimension
Energy,
in perspective.
40 useful quantities, from molecular to industrial.
40 quantities, organised by scale.
No matches here. Try the main search to explore your own quantity.
01 / 5 discoveries
Molecular
02 / 6 discoveries
A little work
03 / 10 discoveries
Daily life
04 / 8 discoveries
Fuel & batteries
05 / 11 discoveries
Industrial
There’s always another scale
Follow your curiosity.
EnergyVisible photon2.247 eVA visible photon is a single particle of light within the range detectable by the human eye.
EnergyLift an apple one metre1.765 JLifting an apple one metre is the work needed to raise a small object against Earth's gravity over that distance.EnergyFood kilocalorie4.184 kJA food kilocalorie is the energy needed to raise the temperature of one kilogram of water by one degree Celsius, used to express food energy.
EnergyPhone battery54 kJA phone battery stores electrical energy to power a mobile phone.
EnergyLaptop battery216 kJA laptop battery supplies electrical energy to a portable computer.
EnergyHeat one litre of water334.4 kJHeating one litre of water is the energy required to raise the temperature of a standard amount of water to near boiling.
EnergyA 2,000 kcal food day8.368 MJDaily food energy is the chemical energy a person obtains from all food and drink consumed over a day.
EnergyA 10 kWh day36 MJThis is the amount of electrical energy consumed by a household over the course of one day.