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Energy

Just how much energy is 1 joule?

A little work

1 J

Scale

ENERGY STORED OR TRANSFERRED

1 joule

The quantity is exact as entered.

1 JEnergy
0
Lift an apple one metre

Lifting an apple one metre is the work needed to raise a small object against Earth's gravity over that distance.

1.765 JEnergy
0
Bar length represents energy. Equal energy does not imply the same temperature, power or usefulness.

A little perspective

The energy of lifting an apple one metre is about 1.77 times 1 joule.

Measurements, assumptions & sources +

1 joule

Energy: 1 J; definition.

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

NIST — SI conversion factors

Lift an apple one metre

Energy: 1.765 J; defined energy model.

Work against gravity for a 180 g apple raised 1 m, using 9.80665 m/s² and rounding.

Defined examples — our methodology

The marked energy is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 1 joule with the energy of lifting an apple one metre. The notes below explain how each value was chosen.

1 joule

1 J

Energy · definition

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

Lift an apple one metre

1.765 J

Energy · defined energy model

Work against gravity for a 180 g apple raised 1 m, using 9.80665 m/s² and rounding.

Comparing
Energy ↔ Energy
Relative size
The energy of lifting an apple one metre is about 1.77 times 1 joule. The energy of lifting an apple one metre is approximately 76.5% greater than 1 joule.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • The energy of lifting an apple one metre: This is an illustrative comparison value, not a claim that every example is the same.

Energy is an amount; power describes the rate of energy transfer or use.

2.7778 × 10⁻⁷ kWhkilowatt-hours
0.00023901 kcalkilocalories

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