How a Crystal Radio Works
12:58
YouTubeRimstarOrg
How a Crystal Radio Works
Full details of how a crystal radio works, right down to the electron level. We start with a demonstration of all the parts in action, showing how the radio waves interact with the antenna and antenna coil to produce a fluctuating magnetic field, which induces electron flow in the tuning coil, which works with the tuning capacitor, which is ...
已浏览 132.8万 次2012年8月30日
Crystal Singing Bowls
✨ Growing Crystals – Easy Science Magic for Kids Watch tiny crystals slowly grow before your eyes. This simple Growing Crystals experiment turns an ordinary afternoon into a magical science moment kids never forget. Perfect for curiosity, patience, and wow reactions. Materials Needed : - Borax or alum powder - Very hot water (adult help) - Clear glass jar - Pipe cleaner or string - Pencil or wooden stick - Spoon - Food coloring (optional) Instructions : 1. Twist the pipe cleaner into a simple sh
0:16
✨ Growing Crystals – Easy Science Magic for Kids Watch tiny crystals slowly grow before your eyes. This simple Growing Crystals experiment turns an ordinary afternoon into a magical science moment kids never forget. Perfect for curiosity, patience, and wow reactions. Materials Needed : - Borax or alum powder - Very hot water (adult help) - Clear glass jar - Pipe cleaner or string - Pencil or wooden stick - Spoon - Food coloring (optional) Instructions : 1. Twist the pipe cleaner into a simple sh
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已浏览 15.1万 次1 周前
Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
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Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
YouTubeCrystal 777
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Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
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Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
YouTubeCrystal 777
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