Audio exercises / Lessons

Waves are cool. The more we learn about waves, the more we learn about a lot of things in physics. Everything from earthquakes to music! Ropes can tell us a lot about how traveling waves work so, in this episode of Crash Course Physics, Shini uses ropes (and animated ropes) to talk about how waves carry energy and how different kinds of waves transmit energy differently.

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.

Prepare the MCAT Physics exam. This books help you aquire all the basics of this subject

Nations have been trying to solve and/or avoid political conflicts for many years and have been turning to different methods. In this lesson, you will study how successful gastrodiplomacy might be to achieve peace in the world. You will also find out about some of the most active gastrodiplomacy nations, and what they have done to become such. Moreover, you are going to study causative verbs to talk about things people ask someone else to do for them.

Grammar+listening + vocabulary

Whole books have been written about the two important Spanish verbs: ser and estar. This will be the subject of our discussion for the next few lessons. Soon, you will have a very good understanding of how these two verbs are used.

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This lesson covers some delightful greetings like hello, how are you?, I am fine, I am good etc.

AI is something that can truly change our reality, or has it already done it? Social media is already influencing us, that's for sure! In this lesson, you will look at the results of using new technologies and try to predict the possible effects this usage can have in the near future. The best predictor of future performance is past performance, right?