Fact 1: Hitting an object causes the particles in that object to vibrate.  Fact 2: Frequency is the measurable rate of that vibration.  Given the two facts above, what changes to the particles of an object when hit?
frequency
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Fact 1: Aship is used for moving people across bodies of water.  Fact 2: Transportation is the moving of people or things from place to place.  Given the two facts above, a ship is an example of what?
Water transportation
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Fact 1: Wind and rain cause erosion.  Fact 2: Abrasion is particle by particle erosion.  Given the two facts above, what do wind and rain cause?
abrasion
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Fact 1: Scales are used for protection by scaled animals.  Fact 2: Fish scales are also composed of chitin.  Given the two facts above, chitin can be used for protection by whom?

Fish
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