Author name: Threeyzmonkeys

#1492 How did Bubble Wrap start?

How did Bubble Wrap start? Bubble Wrap began as a type of wallpaper. We see Bubble Wrap fairly often, probably more so since Amazon has taken over our shopping. Bubble Wrap is actually a trademarked brand, and it is owned by Sealed Air Corporation, although it has become somewhat like Kleenex, Aspirin, and Kerosene, in […]

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#1490 How does a TCAS system work?

How does a TCAS system work? A TCAS system works by analyzing another aircraft’s position, altitude, and speed and working out if a collision is likely, before offering advice to both planes. TCAS stands for Traffic Collision Avoidance System, and it has been installed on most commercial aircraft since the 1980s. A need for such

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#1487 How does a thermometer work?

How does a thermometer work? A traditional thermometer works by knowing how much mercury will expand at different temperatures. An oven thermometer works by knowing how much a piece of metal will expand when heated. And a modern thermometer uses a thermistor, which has a different electrical resistance at different temperatures. The idea behind the

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#1486 What causes condensation?

What causes condensation? Condensation is caused by warm, moist air coming into contact with a cooler surface. Condensation happens in a house when the air in a room is warm and moist and then comes into contact with a cool surface. This often happens in winter when it is much colder outside and the heater

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