Science
History
Geography
Animals
Do you remember?
100
What element is a diamond composed of?
Carbon
100
The Great Fire of London happened in which year?
1666
100
What is the most populated country in Africa?
Nigeria 206,139,589
100
Which animals teeth are known to grow forever?
Rabbits, squirrels, and rodents have teeth that never stop growing. They have to chew on tough foods like nuts, leaves, and bark to wear down their teeth and keep them from growing too long.
100
The earth has three layers that are different due to varying temperatures. What are its three layers?
Crust, mantle, and core
200
Bronze is an alloy consisting primarily of what two elements?
Copper and Tin
Bronze is a metal alloy that primarily contains copper and 12% tin. Other elements—such as aluminum, arsenic, manganese, phosphorus, and silicon—are also added to yield different properties.
200
How many days was William Harrison President of the United States?
William Henry Harrison (February 9, 1773 – April 4, 1841) was an American military officer and politician who served as the ninth president of the United States. Harrison died just 31 days after his inauguration in 1841, the shortest presidency in United States history.
200
What is the fastest flowing river in the world?
The world's fastest river is the Amazon, which flows at an average speed of around 7 miles per hour. However, the river's speed can increase to around 10 miles per hour during high rainfall.
200
Which fish is known to be the fastest in the ocean?
Most sources believe that the fastest species of fish is the Indo-Pacific Sailfish, Istiophorus platypterus. According to Johnson and Gill (see below) the species has been clocked in excess of 110 km/h (68 mph) over short periods. The Indo-Pacific Sailfish grows to over 3.4 m in total length and 100 kg in weight.
200
What inorganic molecule is produced by lightning?
Ozone
300
What element did Joseph Priestley discover in 1774?
Oxygen
300
Before independence, what was Bangladesh called?
East Pakistan
300
What mountain is nicknamed the "Savage Mountain"?
K2
300
Under their white fur, what color is a polar bear’s skin?
Black!
A polar bear skin is actually black. Beneath all that thick fur, polar bears have jet black skin.
300
What continent contains the most fresh water?
The ice sheet in Antarctica is the largest solid ice mass on the planet. The enormous frozen structure contains about 90 percent of all the fresh water on Earth.
400
What is a scientist who specializes in the study of cells called?
Cytologist
400
Which famous battle took place on Sunday, June 18th, 1815?
The Battle of Waterloo was fought on 18 June 1815 between Napoleon's French Army and a coalition led by the Duke of Wellington and Marshal Blücher.
400
What Hawaiian island is known as "Bird Island"?
Nihoa, also known as Bird Island or Moku Manu, is the tallest of ten islands and atolls in the uninhabited Northwestern Hawaiian Islands. The island is home to 25 species of plants and several animals, making it the most diverse island in the entire NWHI.
400
Which bird is unable to move their eyes?
Although they can rotate their head nearly 180 degrees, owls cannot move their eyes.
400
What is the only major city located on two continents?
Istanbul is the only major city located on two continents -- Europe and Asia. During its more almost 2,000-year history, it has been the capital of the Roman, Byzantine and Ottoman Empires.
500
What does a conchologist collect?
Marine, freshwater and terrestrial shells.
500
Who was the first female to be elected into the U.S. Congress?
Jeannette Rankin
500
What mountains form part of the conventional boundary between the continents of Europe and Asia?
The Ural Mountains form part of the conventional boundary between the continents of Europe and Asia.
500
Which animal is known to spend 90% of its day, sleeping?
Koalas. Hats off to the (somewhat disputed) king of sleep: the Koala bear. They've been reported to sleep up to 22 hours a day in captivity, over 90% of their lives.
500
In the entire animal kingdom, what is the only male animal known to give birth?
Seahorses and their close relatives, sea dragons, are the only species in which the male gets pregnant and gives birth. Male seahorses and sea dragons get pregnant and bear young—a unique adaptation in the animal kingdom.