[Ready, Set, Discover!] The Wind and Sun중 Magnifying Light and Heat 영어과학율동 A*List! English Learning Videos for Kids 1:01 9 years ago 1 011 Скачать Далее
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Science Minute: An experiment that uses balloons, magnifying glass and the sun 9NEWS 2:54 2 years ago 16 452 Скачать Далее
The Sun , how sun produce light and heat,[3D animation documentary ] HOW 7:38 1 year ago 805 Скачать Далее
Wort Cooler Chiller Fresnel lens for water heating and steam GREENPOWERSCIENCE 1:15 2 years ago 30 996 Скачать Далее
Giant lens from old TV melts sand into glass #physics #science joemyheck 0:27 6 months ago 5 391 820 Скачать Далее
Start #fire with #magnifying glass (#convex #lens) dance 1234 go 🧪 SHIWANG EXPERIMENT 🧪 0:16 1 year ago 3 744 Скачать Далее
SOLAR DEATH RAY WATER aqua lens with 1/3 Kilowatt Heat Energy grid free energy GREENPOWERSCIENCE 2:32 13 years ago 2 630 338 Скачать Далее
How to Burn matchstick using sun energy and magnifying glass | Heat required for burning Experiment Lenin Fernandes 1:01 2 years ago 1 358 Скачать Далее
Convex Lens - Can a magnifying glass burn paper? | #aumsum #kids #science #education #children It's AumSum Time 0:51 6 years ago 223 580 Скачать Далее
Melting metal with the sun. #sun #moltenlava #experiment Kalebs Pyrotechnics 0:12 9 months ago 11 882 Скачать Далее
