ions
Prononciation : [ˈaɪənz]
Mot
Contexte : « science »
(noun) an ion is a tiny particle that has an electric charge. This happens when an atom either loses or gains one or more electrons. Ions are important in many science areas, like chemistry and physics.
Exemple
The scientist explained how positive ions attract negative ions to form a balanced compound.
Exemple
The water was not pure because it had too many ions in it, making it unhealthy to drink.
Exemple
What role do ions play in electrical energy?
Contexte : « biology »
(noun) ions can affect how living things work, such as in our bodies. They help with things like nerve signals and muscle movements.
Exemple
Sodium and potassium ions help our nerves send signals quickly.
Exemple
Without enough calcium ions, the muscles can't work properly.
Exemple
How do ions help our muscles move?
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