Lesson 6: The Lecture

Okay, let's begin
 Compound; a substance composed
 Of two or more elements
 Chemically combined
 In definite proportions by weight
 Mixtures; 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
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 For many of our students
 This is the lesson you've been waiting for
 Lesson six
 Left channel, right channel
 Hydrogen, H plus one
 Sodium, Na plus one
 Magnesium, Mg plus two
 Aluminum, Al plus three
 Potassium, K plus one
 Calcium, Ca plus two
 Chromium, Cr plus two, three, six
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 Any physical difficulty
 With a record or a turntable
 Is taken care of
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 Do you think that Led Zeppelin
 And Frank Sinatra would go together?
 Edit, no combinations of music
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 You're about to play a soul, 45 rpm recording
 But the turntable is set at 33 and a third
 And the record plays very slowly
 Let's pick up the tempo a bit, eh?
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 Now, let us imagine
 That you are in the middle
 Of your disk jockey program
 This is the mark of a professional
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 Yeah, if you could throw a couple yeah, uuh
 Right, when he's playin' the drum, you know
 Let him play a couple beats alone, euh
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 Oh, I'm sorry I had the turntable at the wrong speed
 Aah
 Listen to this, scratchin', the greatest thing on earth
 What do you do? What do you do?
 Toggle, wow, drop
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 Chemical change; a change that alters
 The composition of the molecules of a substance
 New substances with new properties are produced
 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