warfare events/attacks
misc.
revolutionary inventions
100

What happened during happy time?

Britain's merchant ships were sunk by German U-boats and Germany was successful.

100
About how many mph is 1 knot?

1 knot=1.15078mph

100

what revolutionary invention was made before both world wars?

Sonar

200

What is the last step to the "Wolf Pack" tactic?

Leave at dawn and come back at dusk.

200

what are the three types of convoy systems?

fast, medium, and slow

200

What invention was used  to sneak attack ships underwater?

torpedo

300

What are the 2 names of the British and German battleships that fought against each other?

German ship=Bismarck

British=HMS Hood

300

What was the U.S Patent used for?

It was used to decipher text

300

Which 2 countries had functioning radar systems, and in which world war was it used in.

Germany and Great Britian, World War II