Did You Know?
Oxygen makes up about 21% of the air!
How We Get Oxygen
We get oxygen from the air we breathe.
Why Oxygen is Important
Oxygen helps us breathe and stay alive.
What oxygen Does
We need it to breathe.
It helps plants grow.
It keeps animals alive too.
We use it when we run.
It is in the water we drink.
Oxygen is in the air we need.
More About oxygen
Oxygen was found a long time ago. People learned it is a gas. They saw that it helps fire burn. They also saw it helps us breathe.
Every day, we use oxygen when we breathe. Plants take in carbon dioxide and give out oxygen. This helps us and them!
In the future, we will keep learning about oxygen. It is very important for life on Earth. We need to take care of our air!
How Topics Connect
graph TD
A["Oxygen"] --> B["Symbol: O"]
B --> C["Atomic Number: 8"]
A --> D["Chalcogen Group"]
A --> E["Highly Reactive"]
E --> F["Nonmetal"]
E --> G["Oxidizing Agent"]
A --> H["Most Abundant in Earth's Crust"]
What Do These Words Mean?
chemical element:A basic substance that cannot be broken down into simpler substances.
atomic number:The number of protons in the nucleus of an atom, which determines the element's identity.
oxidizing agent:A substance that helps other substances combine with oxygen.
abundant:Present in large quantities; plentiful.
oxides:Compounds made of oxygen and another element.
