Danish | Foreign language / Lessons

We learn a lot about our surroundings thanks to sound. But... what is it exactly? Sound, that is. What is sound? And how does it travel? And what is this Doppler Effect that we've heard so much about? In this episode of Crash Course Physics, Shini goes over some of the basics (and some of the not so basics) of the Physics of Sound.

I'm sure you've all heard about Isaac Newton and that apple that fell on his head and how that was a huge deal to our understanding of gravity. Well... let's talk about that. In this episode of Crash Course Physics, Shini sits down to talk about the realities of the apple story and how Newtonian Gravity is more than a little important.

Safari class in GLOW marathon of English

In the previous three lessons you learned the fundamental difference between ser and estar — essence or condition, as well as some common uses for each verb. This lesson presents the two verbs side by side, with the emphasis on contrasting their uses. In the process, much — but not all — of the previous three lessons will be reviewed.

May/might prediction in video (context )

Describe pictures in PC + find information about artists

In this class we will learn about project and operations management and revise first conditional

All parts pet test reading, speaking, grammar , listening