Biology
Largest organ in the human body
Skin
What force prevents us from floating and keeps us on the ground?
Gravity
Which gas do we need to breathe to stay alive?
Oxygen
Who is known as the co-founder of Microsoft?
Bill Gates
What is the name of the process of a liquid turning into a gas?
Evaporation
What is the powerhouse of the cell?
Mitochondria
What unit is used to measure electrical resistance?
Ohm
What is the chemical symbol of gold?
Au
Who is the main founder of Facebook?
Mark Zuckerberg
What is the process by which plants convert CO2 to oxygen?
Photosynthesis
What is the largest bone in your body?
Femur
What year did the Chernobyl disaster happen in?
1986
What is the chemical formula for water?
H2O
What does CPU stand for in a computer?
Central Processing Unit
What is the primary function of the ozone layer?
What is the role of enzymes in biological systems?
Speed up chemical reactions
Who discovered the radioactivity of uranium?
Henri Becquerel
Elements are made of atoms, compounds are made of molecules
How does a barcode scanner work?
It reads patterns of light reflected off a barcode
What is the primary source of energy for most living organisms on earth?
Solar radiation
What's the concept of natural selection?
The process by which organisms with favorable traits survive and reproduce
When was the radioactivity of uranium discovered?
1896
What is the boiling point of silver?
2162 °C
Who is the leading producer of graphics cards?
Nvidia
Who invented contact lenses?
Otto Wichterle