oxygen
Pronunciation: [ˈɒksɪdʒən]
Word
Context: "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.
Example
When we breathe in, we take in oxygen, which helps us stay alive.
Example
Without oxygen, humans and many animals wouldn't survive.
Example
Why do we need oxygen to live?
Context: "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.
Example
Oxygen is essential for the process of photosynthesis in plants.
Example
Some scientists believe that without enough oxygen, many forms of life would struggle to exist.
Example
What role does oxygen play in the environment?
0s0s