The latitudes at which hot deserts are found are defined in part by enough direct solar heating to produce the high temperatures. Which of these is another primary factor that defines these deserts?

How did the movement of soldiers during world war 1 contribute to the global influenza (flu) pandemic of 1918 to 1919, which killed millions of people

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

The european union was formally established in