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Fear of the Dark

no monster in the house . . . but there could be a burglar!” The truth is, it can be hard sometimes for people of any age to feel safe at night. Recent research has found that some adults remain afraid of the dark, even long after they no longer believe in monsters. Of course, adults might not admit that they are afraid; they might sleep with

Educational video Check out this video about thunder.

the two is equal to roughly 1,000 feet (300 meters). So, for example, if you see lightning and then count the seconds, and you get to 5 before you hear the thunder, that means the storm is about 5,000 feet away, or just under 1 mile.

You hear thunder and see lightning at different times because light and sound travel at different speeds.