This is the chemical symbol for water
H20
This document declared the independence of the 13 American colonies from Britain
The Declaration of Independence
This invention by Alexander Graham Bell was patented in 1876.
The telephone
In 1963, Martin Luther King Jr delivered this speech during the March on Washington for jobs and freedom at the Lincoln Memorial, calling for civil and economic rights and an end to racism in the United States, known for its repeated phrase envisioning equality.
I have a dream
This is the common name for Orcinus Orca
Killer Whale
Newton is famous for this law of motion
law of universal gravitation
He was the first president of the United States
George Washington
This man invented the first practical incandescent light bulb
Thomas Edison
Delivered by Abraham Lincoln during the American Civil War, this speech is known for the phrase "government of the people, by the people, for the people."
Gettysburg Adress
This is the only mammal born with horns
Giraffe
The study of life is known as this
Biology
This war was fought between the North and South regions of the United States
The Civil War
Known as the father of the computer, he conceptualized the first mechanical computer early in the 19th century.
Charles Babbage
This British Prime Minister gave a speech in 1940 known for the phrase "We shall fight on the beaches"
Winston Chruchill
The aardvark comes from this continent
Africa
This is known as the red planet
Mars
This purchase doubled the size of the United States in 1803
The Louisiana Purchase
This revolutionary product, released in 2007, reshaped mobile communications and technology.
The iPhone
Given by the U.S. President in 1961, the speech famously urges Americans to "ask not what your country can do for you - ask what you can do for your country".
John F. Kennedy
This bird's eye is larger than its brain
Ostrich
Einstein is renowned for this theory
The theory of relativity
The Gettysburg address was delivered by this president.
Abraham Lincoln
This invention allows us to see the bones inside our body without surgery.
X-Ray
This speech was delivered by Queen Elizabeth II on her 21st Birthday, making a lifelong pledge to her people
"A life of service"
This ape's name means "man of the forest" in Malaysian
Orangutan