oxygen
Prononciation : [ˈɒksɪdʒən]
Mot
Contexte : « science »
(noun) a colorless gas that is very important for living things. We breathe in oxygen to help our bodies work. Plants also need it, and it is a big part of the air around us.
Exemple
When we breathe in, we take in oxygen, which helps us stay alive.
Exemple
Without oxygen, humans and many animals wouldn't survive.
Exemple
Why do we need oxygen to live?
Contexte : « environment »
(noun) a chemical element found in water and in the air. It's part of many important processes in nature, like when plants make food from sunlight.
Exemple
Oxygen is essential for the process of photosynthesis in plants.
Exemple
Some scientists believe that without enough oxygen, many forms of life would struggle to exist.
Exemple
What role does oxygen play in the environment?
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