Planet EarthFree Trivia Questions and Answers - Printable Trivia
Position your cursor over the question mark found beside each question for the answer.
A storm becomes a hurricane when wind speeds reach:
The highest type of clouds are?
The aurora borealis in the southern hemisphere is called:
Your average tree supplies oxygen for how many people?
The coldest temperature ever recorded on planet earth was where?
-40 degrees celsius equals what in farhenhiet?
The greatest recorded snowfall took place during the '71-'72 season where?
The U.S. jetstream most helps aircraft traveling in which direction?
90% of the worlds volcanic activity occurs where?
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