When air masses move from the areas they form in, to other areas, they can collide and form weather fronts in the places they meet. True or False?

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 %.

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?

8. is a technique that uses the images from several telescopes to produce a single image. a. reflection b. interferometry c. radiation d. refraction