Chemical Energy
Definition:
Chemical energy is a type of energy that is stored in the bonds of chemical compounds, like atoms and molecules. It can be released when a chemical reaction occurs, meaning when substances change into new substances.
Usage Instructions:
You can use "chemical energy" when talking about energy that comes from chemical reactions. It is commonly discussed in subjects like chemistry, biology, and physics.
Example Sentence:
"When you eat food, your body converts the chemical energy from the food into energy that you can use to move and think."
Advanced Usage:
In advanced discussions, you might encounter chemical energy in the context of energy transformations, such as in batteries, fossil fuels, or photosynthesis in plants. For example, "The chemical energy stored in batteries can be converted into electrical energy for use in electronic devices."
Word Variants:
- The adjective form is "chemical" (related to chemistry or chemicals). - "Energy" is a noun referring to the ability to do work or cause change.
Different Meanings:
While "chemical energy" specifically refers to energy stored in chemical bonds, the term "energy" on its own can refer to various forms of energy, such as kinetic energy (energy of motion), potential energy (stored energy), or thermal energy (heat energy).
Synonyms:
- Stored energy - Potential energy (in some contexts, but note that potential energy is a broader concept)
Idioms and Phrasal Verbs:
There are no direct idioms or phrasal verbs specifically for "chemical energy," but you might encounter phrases like "burning energy" when discussing the release of energy through combustion (a type of chemical reaction).
Summary:
Chemical energy is important in many everyday processes, from how our bodies function to how we power our devices.