Audio Transcript Auto-generated
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clocks and watches.
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We see them at school home and the store about
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every day.
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The first clock was built in 1656 by a man
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named Peter Helen.
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Yeah. Klaus come in many different sizes, shapes and sizes.
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Sandals were used to tell time before clocks.
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The clock was originally a bell striking alarm.
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Yeah. Okay, clocks are used in timer, electrical timers, electrical
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clocks, clocks, Oh, alarm clocks, ovens, christmas, light timers, cell
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phones, computers, ethnic.
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Or the part that looks like it.
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The part that looks like it has bent gears on
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it is what releases the gears to move.
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Most clocks run on battery.
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Today's. Thank you for watching.
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Mhm.