# Knowledge Test For High School Students

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| By Ivorylie
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Are you studying in high school or just have passed this grade? Check out this knowledge test created for high school students. Knowledge is thrown around daily to show off how smart a person is, but even though you’ve heard the term, how many of you have actually done a test to see how knowledgeable you are? Take this test to see where you stand on the knowledge ladder. We wish you good luck with this wonderful test. Have fun!

Questions and Answers
• 1.

### The diameter of a sphere is doubled. The volume of the sphere is now...

• A.

Triple

• B.

8 times

• C.

5 times

• D.

The Same

Correct Answer
B. 8 times
Explanation
When the diameter of a sphere is doubled, the radius of the sphere also doubles. The volume of a sphere is calculated using the formula V = (4/3)πr³, where r is the radius. When the radius is doubled, it is raised to the power of 3, resulting in a volume that is 8 times the original volume.

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• 2.

### Columbus discovered the American continents in what year?

• A.

1327

• B.

1472

• C.

1492

• D.

1776

Correct Answer
C. 1492
Explanation
In 1492, Columbus discovered the American continents. This is a well-known historical fact. Columbus's expedition was sponsored by the Catholic Monarchs of Spain, and he set sail with three ships - the Santa Maria, the Pinta, and the NiÃ±a. His discovery of the Americas marked the beginning of European colonization and exploration of the New World.

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• 3.

### What is the speed of sound?

• A.

768 mph

• B.

742 mph

• C.

626 mph

• D.

1000 mph

Correct Answer
A. 768 mph
Explanation
The speed of sound is the distance that sound waves travel in a certain amount of time. In dry air at 20 degrees Celsius, the speed of sound is approximately 768 mph. This means that sound waves can travel approximately 768 miles in one hour.

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• 4.

### Who invented the telephone?

• A.

Thomas Edison

• B.

Albert Einstein

• C.

Ludwig Van Beethoven

• D.

Alexander Graham Bell

Correct Answer
D. Alexander Graham Bell
Explanation
Alexander Graham Bell is credited with inventing the telephone. He was a Scottish-born scientist, inventor, and teacher of the deaf. Bell's invention of the telephone revolutionized communication, allowing people to speak to each other over long distances. He was awarded the first US patent for the telephone in 1876. Bell's work on the telephone laid the foundation for the development of modern telecommunications technology.

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• 5.

### Before the continents of the Earth were separated, the landmass that they formed was called ___.

• A.

Pang

• B.

Titan land

• C.

Pangea

• D.

None of these

Correct Answer
C. Pangea
Explanation
Pangea is the correct answer because it refers to the supercontinent that existed millions of years ago when all the continents were joined together as one landmass. The term "Pangea" comes from the Greek words "pan" meaning "all" and "gea" meaning "earth".

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• 6.

### Which is not a mammal?

• A.

Dog

• B.

Elephant

• C.

Human

• D.

Crocodile

Correct Answer
D. Crocodile
Explanation
Crocodile is not a mammal because it belongs to the reptile family. Mammals are characterized by having mammary glands that produce milk for their young, while reptiles do not possess this feature. Dogs, elephants, and humans are all mammals as they give birth to live young and nurse them with milk.

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• 7.

### Shakespeare is known as a famous ______.

• A.

Writer

• B.

Actor

• C.

Worrier

• D.

King

Correct Answer
A. Writer
Explanation
Shakespeare is known as a famous writer because he is widely recognized for his contributions to literature. He is considered one of the greatest playwrights in history, known for his plays such as Romeo and Juliet, Hamlet, and Macbeth. His works have had a significant impact on the English language and have been studied and performed for centuries. Shakespeare's writing style, use of language, and exploration of universal themes have made him a renowned figure in the world of literature.

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• 8.

### Which is not a fish?

• A.

Goldfish

• B.

Blue whale

• C.

Tiger shark

• D.

Silver Carp

Correct Answer
B. Blue whale
Explanation
The blue whale is not a fish. It is a mammal. Although it lives in the water, it breathes air and nurses its young with milk, which are characteristics of mammals. The other options, such as goldfish, tiger shark, and silver carp, are all types of fish.

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• 9.

### Which is the longest river?

• A.

Amazon

• B.

Nile

• C.

Ganga

• D.

None of these

Correct Answer
B. Nile
Explanation
The Nile is the longest river in the world, stretching over 6,650 kilometers. It flows through eleven countries in northeastern Africa, including Egypt, Sudan, and Ethiopia. The river has played a significant role in the development of ancient civilizations, providing water for agriculture, transportation, and trade. The Nile is known for its historical and cultural importance, as well as its diverse ecosystem that supports a wide range of plant and animal species.

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• 10.

### World war 2 lasted for...

• A.

4 years

• B.

5 years

• C.

6 years

• D.

7 years

Correct Answer
C. 6 years
Explanation
World War 2 lasted for 6 years because it began in 1939 and ended in 1945. The war started with Germany's invasion of Poland in 1939 and escalated as more countries became involved. It finally came to an end in 1945 with the surrender of Germany and Japan. This period of 6 years was marked by significant global conflict and major events such as the Battle of Stalingrad, D-Day, and the dropping of atomic bombs on Hiroshima and Nagasaki.

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• Current Version
• Aug 31, 2023
Quiz Edited by
ProProfs Editorial Team
• Oct 15, 2009
Quiz Created by
Ivorylie

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