A vaccine is a special medicine that trains the human body so that it does not get a certain disease.
Published in “Archives: Fast Facts”
A supreme court is the highest court in a country. This court can make decisions about laws and change decisions made by other courts. This makes it very powerful.
In a parliamentary system, voters elect members of parliament. Then the members of parliament choose one of their members as the leader. The leader is often called a "prime minister".
A head of government, such as a president or prime minister, leads the government. A head of state is the main person who represents a country, like a king, a queen, or a president.
Atoms are very tiny. They are the basic unit that everything is made of. There are at least 118 different kinds of atoms. Molecules are formed when atoms join together.
A digital assistant is a computer service that acts as a personal helper, such as Alexa, Siri, or Google Assistant. The helpers respond to questions or commands that users say out loud.
The US Department of State is a part of the US government that deals with foreign countries. It is often called the State Department.
Governments are often divided into three separate branches. The main idea behind this is to keep any one branch from getting too powerful and taking over.
A Cabinet is a group of people who give advice or make decisions in a government. They are usually not elected, but are chosen by a president or a prime minister.
Climate change means the way the world's weather has changed over a long period of time. Global warming (hotter air temperatures around the world) is one example of climate change.