General Knowledge Quiz | Polar Herald

Which metal is liquid at room temperature?

Roughly what percentage of Earth's surface is covered by water?

In what unit is electrical resistance measured?

Which gas do humans need to breathe in to survive?

What is the chemical symbol for water?

Which star is closest to Earth?

What is the freezing point of water in degrees Celsius?

How many sides does a hexagon have?

How many days are there in a leap year?

Who wrote the plays 'Romeo and Juliet' and 'Hamlet'?