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
短视频
How to Identify Crystal Glass
6:58
已浏览 39.5万 次
How to Identify Crystal Glass
City Farmhouse Antiques
LIQUID CRYSTALS, CLASSIFICATION AND APPLICATIONS OF LIQUID CRYSTALS
13:56
已浏览 21.7万 次
LIQUID CRYSTALS, CLASSIFICATION AND APPLICATIONS OF LIQUID
CHEMISTRY BY DR. AMIT
Crystal Types
✨ 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
FacebookEasy Recipes
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.
0:12
Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
YouTubeCrystal 777
已浏览 4.6万 次4 天之前
Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
0:12
Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
YouTubeCrystal 777
已浏览 4.5万 次1 周前
热门视频
How do crystals work? - Graham Baird
5:07
How do crystals work? - Graham Baird
YouTubeTED-Ed
已浏览 360.2万 次2019年6月18日
How to Make Borax Crystals
3:46
How to Make Borax Crystals
YouTubeemmymade extras
已浏览 435.6万 次2015年5月2日
The Structure of Crystalline Solids
20:42
The Structure of Crystalline Solids
YouTubeCollin Andersen
已浏览 14.2万 次2020年9月30日
Crystal Jewelry
Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
0:11
Rainbow Beach's Crystal Secrets, but beneath the sand lies a secret world of crystals.
YouTubeCrystal 777
已浏览 2.8万 次1 周前
Last crystal placed in Times Square New Year's Eve ball
0:26
Last crystal placed in Times Square New Year's Eve ball
YouTubeNBC News
已浏览 2.2万 次1 周前
Times Square’s New Year’s Eve Ball gets a fresh crystal upgrade
0:48
Times Square’s New Year’s Eve Ball gets a fresh crystal upgrade
YouTubeAP Archive
已浏览 9421 次2 天之前