फ्री वीडियो देखें Emmiting Light

(83.1 MB) 08 Feb 2017 को जोड़ा गया 137 बार खेला गया पढ़ाई बच्चे लाइट Tutorial Fun Things to do Kids and Tech
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Emmiting Light

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एनिमेशन का विवरण:

In this O Wow Moment Video from the Children's Museum of Houston, we explore how LEDs work and how you can make a simple flashlight using an LED, some self-adhesive foam, and a battery.