IELTS Listening Practice: Solar Power
Level: pre intermediate and above Time for completion: 10+ min How does Solar Energy work? This video demonstrates how a grid-tied home solar power system works. It shows the exact process from the moment sunlight hit the solar panels, the actual power conversion, and how the DC (direct current) electricity from the panels is converted to AC (alternating current) for home use, as AC is the compatible form of energy for most...
Have you ever wondered why we yawn?
Level: intermediate and above Time of completion: 10+ min Introduction *Yaaawwwwwn* Did just reading the word make you feel like yawning yourself? Known as contagious yawning, the reasons behind this phenomenon have been attributed to both the physiological and psychological. It’s been observed in children as young as four and even in dogs! Claudia Aguirre visits the many intriguing theories that might explain contagious...
8 Traits of Successful People
Level: Pre intermediate and above Time for completion: 20 min Introduction Ten years of research and 500 face-to-face-interviews led Richard St. John to a collection of eight common traits in successful leaders around the world. https://youtu.be/NOl0v54DaXo Useful vocabulary Out of the blue: If something happens out of the blue, it is completely unexpected Summit: the highest point of a mountain Puke: to vomit Improve:...
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