Accedi

The energy stored by a structure and location of matter in space is called potential energy. For instance, raising a kettlebell changes its spatial location and increases its potential energy. Similarly, a stretched rubber band contains potential energy which, under certain conditions, can be converted into other forms of energy, such as kinetic energy.

Chemical bonds that form attractive forces between atoms also contain potential energy, called chemical energy. When a chemical reaction occurs, this energy is converted into other forms of energy.

For example, plants and other photosynthetic organisms convert solar energy into chemical energy in food, which is stored in macronutrients such as carbohydrates, fats, and proteins. When other organisms consume the food, the macronutrients are metabolized, releasing energy-rich molecules of adenosine triphosphate (ATP).

The potential energy in the bonds of ATP molecules is used to power many biochemical reactions within the cell to maintain bodily functions. For example, the California condor (Gymnogyps californianus) uses chemical energy derived from the macronutrients in their food to fly as high as 15,000 feet.

Tags
Potential EnergyStored EnergyWorkKinetic EnergyChemical BondsAtomsFlavor CompoundSugarsCarbon DioxideWaterATPStructure Of MatterSpatial LocationKettlebellRubber BandAttractive ForcesChemical EnergyChemical ReactionSolar EnergyMacronutrientsCarbohydratesFatsProteins

Dal capitolo 7:

article

Now Playing

7.5 : Potential Energy

Metabolism

38.0K Visualizzazioni

article

7.1 : What is Metabolism?

Metabolism

111.6K Visualizzazioni

article

7.2 : First Law of Thermodynamics

Metabolism

60.0K Visualizzazioni

article

7.3 : Second Law of Thermodynamics

Metabolism

56.0K Visualizzazioni

article

7.4 : Kinetic Energy

Metabolism

38.3K Visualizzazioni

article

7.6 : Free Energy

Metabolism

47.3K Visualizzazioni

article

7.7 : Activation Energy

Metabolism

77.4K Visualizzazioni

article

7.8 : Hydrolysis of ATP

Metabolism

73.7K Visualizzazioni

article

7.9 : Phosphorylation

Metabolism

48.9K Visualizzazioni

article

7.10 : Induced-fit Model

Metabolism

79.3K Visualizzazioni

article

7.11 : Enzyme Kinetics

Metabolism

94.4K Visualizzazioni

article

7.12 : Enzyme Inhibition

Metabolism

77.0K Visualizzazioni

article

7.13 : Feedback Inhibition

Metabolism

53.1K Visualizzazioni

article

7.14 : Allosteric Regulation

Metabolism

56.7K Visualizzazioni

article

7.15 : Cofactors and Coenzymes

Metabolism

80.1K Visualizzazioni

JoVE Logo

Riservatezza

Condizioni di utilizzo

Politiche

Ricerca

Didattica

CHI SIAMO

Copyright © 2025 MyJoVE Corporation. Tutti i diritti riservati