
Considered the father of modern surfing, Hawaiian Duke Paoa Kahanamoku was swimming champion at the 1912 Olympics, where he promoted Hawaii and surfing, described as the practice of riding on waves with wooden boards. This fact attracted international recognition to the small American archipelago and to the sport, and also made Duke become the greatest disseminator of surfing in history. In 1913, Duke..

In fact, after his first world title in 2019, Italo Ferreira secured a spot for the Olympics in Tokyo, Japan. Due to the pandemic, the event ended up happening only in 2021. Thus, Italo entered as one of the favorites and managed to beat the representative of the host country in the final. Ferreira gave Kanoa Igarashi no chance and secured the first gold in surfing history for Brazil...

The planet Earth is made up of six large continents, which are vast landmasses surrounded by oceans and seas.
These continents are:
🌎 America.
🌍 Africa.
🌍 Europe.
🌏 Asia.
🌏 Oceania.
❄️ Antarctica.
Relationship with oceans:
The continents are surrounded by:
oceans.
seas.
and areas such as the continental shelf, which extends..

Reproduction is the biological function responsible for ensuring the continuity of life in all living beings.
Reproduction in humans:
In humans, reproduction is sexual, meaning:
it occurs through the union of two sex cells:
🧬 female: oocyte.
🧬 male: sperm cell.
from this union, a new human being is formed.
How is sex identified at birth?
At birth,..
Start of the 2026 World Cup
The 2026 World Cup opens a historic edition featuring 48 national teams and matches spread across multiple host countries.
Day 1 brings global attention with the opening ceremony and the first group-stage matches, officially marking the start of the tournament.
Opening ceremony
The opening ceremony marks the symbolic beginning of the tournament,..

A humanized landscape is one that results from human action on the natural environment.
Characteristics of a humanized landscape:
It is composed of elements that:
🏗️ have been built or modified by humans.
🌿 replace or alter natural elements.
🌆 reflect the organization of human activities in space.
How is it formed?
A humanized landscape is created..

Carbon dioxide (CO₂) is a gas that can change its state under specific temperature and pressure conditions.
Formation of dry ice:
When CO₂ is cooled below:
❄️ −78 °C
it solidifies and becomes known as:
🧊 dry ice
What happens when dry ice is heated?
At normal atmospheric pressure:
dry ice does not become liquid.
it changes directly from solid..
The third day of competition
The third day of the 2026 World Cup features four important matches spread across the West and East Coasts of the United States and Canada. With debuts and direct clashes, teams begin to feel the pressure of the group stage.
Qatar vs Switzerland (Group B)
Santa Clara – 12:00 PT
Qatar looks to surprise with defensive organization and quick..

Adolescence begins with puberty, a stage of major changes in both the body and the mind.
When does puberty start?
👧 Girls: between 8 and 14 years old.
👦 Boys: between 9 and 15 years old.
What changes during this stage?
Puberty involves not only physical changes but also:
🧠 Psychological changes (emotions and behavior).
🤝 Social and relational changes..
The tournament gains momentum
After the opening day of the 2026 World Cup, the second day of competition shifts attention to two host nations making their tournament debuts in front of home fans.
The first results begin to shape the groups and increase the pressure for a positive start to the competition.
Canada vs Bosnia and Herzegovina (Group B)
BMO Field – Toronto
Host..

A natural landscape is formed by all elements of a space that exist without direct human interference.
Characteristics of natural landscapes:
It is composed of elements that:
🌱 have not been modified by humans.
🌄 exist naturally in the environment.
🌊 are part of the planet’s natural processes.
Examples of natural landscapes:
We can observe natural..

The Black Dinner was a violent historical event that took place in 1440 in Scotland, during the reign of King James II. It became known as a symbol of political betrayal among the Scottish nobility.
Historical context:
King James II was still young and ruling during a politically unstable period.
He was concerned about possible noble conspiracies against the crown.
His father,..