useless trivia: What Word Means: Biblical Do?

Questions

In the first modern summer Olympic games in 1896, how many countries competed?

What device is normally used to measure wind direction?

What name is given to the belt of low air pressure that is located at the equator?

What type of clouds are also known as thunderheads?

The depiction of the Mad Hatter in "Alice in Wonderland" reflected a poisoning of 19th century hatmakers from what?