How many brains does an octopus have?
9
What is the only even prime number?
2
Roughly how long does it take for the sun's light to reach Earth?
8 minutes
What is the biggest planet in our solar system?
Jupiter
Name the Earth's natural satellite
The moon
What is the hardest natural substance on Earth?
Diamonds
What is the fastest land animal in the world?
Cheetah
Sound travels faster in air than in water: true or false?
False
Which famous British physicist wrote A Brief History of Time?
Stephen Hawking
What is the study of mushrooms called?
Mycology
What is a material that will not carry an electrical charge called?
Insulator
H on the periodic table stands for which element?
Hydrogen
Which oath of ethics taken by doctors is named after an Ancient Greek physician?
Hippocratic Oath
What name is given for the number of protons found in the nucleus of an atom?
Atomic Number
Where in the human body can the smallest bone be found?
The ear
What modern-day country was Marie Curie born in?
Poland
The concept of gravity was discovered by which famous physicist?
Sir Isaac Newton
What is the perimeter of a circle called?
The circumference
Which is the main gas that makes up the Earth's atmosphere?
Nitrogen
Light Amplification by Stimulated Emission of Radiation stands for?
LASERs
32 degrees Fahrenheit equals how many Celcius?
0
What does DNA stand for?
Deoxyribonucleic acid
which Apollo mission was the first men on the moon on?
Apollo 11
What was the name of the first man-made satellite launched by the Soviet Union in 1957?
Sputnik 1