Lesson 6: The Lecture

[Interlude] Okay, let's begin Compound A substance composed of two or more elements Chemically combined in definite proportions by weight Mixture Two or more substances that are not chemically united, such as air Solution A uniform mixture of varying proportions of a solvent and a solute [Instrumental Break] [Interlude] For many of our students, this is the lesson you've been waiting for Lesson Six [Instrumental Break] [Interlude] Left channel Right channel Hydrogen, H, plus one Sodium, N-A, plus one Magnesium, M-G, plus two Aluminum, A-L, plus three Potassium, K, plus one Calcium, C-A, plus two Chromium, C-R, plus two, three, six [Instrumental Break] [Interlude] Any physical difficulty with a record or a turntable is taken care of [Instrumental Break] [Interlude] Do you think that Led Zeppelin and Frank Sinatra would go together? Edit No Combinations of music [Instrumental Break] [Interlude] You're about to play a soul forty-five RPM recording But the turntable is set at thirty-three and a third And the record plays very slowly [Instrumental Break] [Interlude] Uh, let's pick up the tempo a bit, eh? [Instrumental Break] [Interlude] Now let us imagine that you are in the middle of your disk jockey program [Instrumental Break] [Interlude] This is the mark of a professional [Instrumental Break] [Interlude] Yeah, if you could throw a couple, yeah, uh-uh Right when he's playin' the drum, you know Let him play a couple of beats alone (Ugh) [Instrumental Break] [Interlude] Uh! [Instrumental Break] [Interlude] Oh, I'm sorry, I had the turntable at the wrong speed [Instrumental Break] [Interlude] Uh [Instrumental Break] [Interlude] Listen Scratching The greatest thing on Earth [Instrumental Break] [Interlude] What do you do? What do you do? [Instrumental Break] [Interlude] Terrible, woah, hahaha Drop [Instrumental Break] [Interlude] Chemical change A change that alters the composition of the molecules of a substance New substances with new properties are produced [Instrumental Break] [Interlude] Drop From now until your next lesson We want you to study carefully every section of lesson six And to go back over lesson four Practice carefully And you will be ready for the new techniques and new situations We will cover together in lesson five