These are the three main states of matter that describe the physical forms substances can take.
What are solid, liquid, and gas?
This is the longest river in the world, flowing through northeastern Africa.
What is the Nile River?
This document, signed in 1776, declared the American colonies' independence from Britain.
What is the Declaration of Independence?
This popular video game character is known for his red hat, mustache, and jumping abilities in the Mushroom Kingdom.
Who is Mario / Super Mario / Mario Brothers?
This is the largest continent on Earth.
What is Asia?
This process, occurring in plant cells, uses sunlight to produce food.
What is photosynthesis?
This city, known for the Eiffel Tower, is the capital of France.
What is Paris?
This U.S. President delivered the Gettysburg Address during the Civil War.
Who is Abraham Lincoln?
This singer is known as the "King of Pop" and is famous for hits like "Thriller" and "Billie Jean."
Who is Michael Jackson?
This popular soft drink has a red and white label and was created in 1886.
What is Coca-Cola?
This particle, found in the nucleus of an atom, has no electric charge.
What is a neutron?
This mountain range, home to the world’s highest peak, Mount Everest, stretches across five countries in Asia.
What is the Himalayan mountain range?
This businessman and reality TV star became the 45th President of the United States in 2017.
Who is Donald Trump?
This popular movie franchise features a wizard named Harry and his friends at Hogwarts.
What is Harry Potter?
This is the name of the first manned mission to land on the moon.
What is Apollo 11?
This famous scientist developed the theory of relativity, revolutionizing our understanding of space, time, and gravity.
Who is Albert Einstein?
This country is known worldwide for its pyramids and ancient civilization, and it's located in northeastern Africa.
What is Egypt?
This event, in 1929, caused a severe economic downturn in the U.S.
What is the Great Depression?
This long-running TV series follows the lives of six friends living in New York City.
What is Friends?
This fruit is known for its high vitamin C content and is often associated with preventing scurvy.
What is an orange?
The Earth’s inner core is mostly made up of this metallic element, which is liquid at high temperatures but solid under immense pressure.
What is iron?
This desert, the largest hot desert in the world, covers much of North Africa.
What is the Sahara Desert?
This U.S. landmark is located in New York Harbor and welcomed immigrants arriving by sea.
What is the Statue of Liberty?
This superhero, created by Marvel Comics, is known for his shield and his leadership in the Avengers.
Who is Captain America?
This is the most commonly spoken language in the world.
What is Mandarin Chinese?