Where did ping pong originate?
The game originated in England during the 1880s, where it was played among the upper-class as an after-dinner parlour game.
How fast is a lightning bolt?
The typical lightning bolt moves at 224,000 mph. However, the light you see from the lightning travels at the speed of light, which is roughly 670 million mph.
When were radios first put in cars?
In 1930, the Galvin Corporation introduced one of the first commercial car radios, the Motorola model 5T71, which sold for between $110 and $130 and could be installed in most popular automobiles.
Why do our teeth chatter when we are cold?
When it’s cold outside and your body temperature starts to drop, the hypothalamus sends a message to your body that it needs to warm up. One way it does that is through your muscles, which generate heat by shivering. Teeth chattering is just a form of shivering.
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