Dates
By the Numbers
Composition
Formation
People
100

This is the year of the very first sound recording.

What is April 1860?

100

This is the number of vinyl albums sold in the United States in 2024.

What is 43 million?

100

This durable plastic is the material from which records are made.

What is PVC?

100

This part of a record mirrors the sound waves.

What are the grooves?

100

This German-born US immigrant introduced the gramophone in 1887.

Who is Emile Berliner?

200

RCA Victor introduced the first vinyl record in this year.

What is 1931?

200

The number of minutes of music that is the average play time of a 78 RPM.

What is three to five minutes?

200

These substances make PVC softer so it doesn't crack under pressure.

What are plasticizers?

200

The record begins as a blob of vinyl compound also called this.

What is a biscuit?

200

This British rock band included a loop of nonsensical chatter, laughter and gibberish in the run-out groove of the Sgt. Pepper's LOnely Hearts Club Band album.

Who are the Beatles?

300

Recording sound onto tinfoil cylinders, this was invented in 1877 by Thomas Edison.

What is the phonograph?

300

Taylor Swift's album 1989 (Taylor's Version) sold over 1 million vinyl copies during this many weeks.

What is one week?

300

This is the purpose of lubricants.

What is to help molten vinyl flow evenly into the grooves?

300

The biscuit is placed between this number of metal stampers engraved with the grooves of the master recording.

What is two?

300

This artist recorded the best-selling album of all time in 1982, with estimates of over 70 million global sales.

Who is Michael Jackson?

400

In this year, a recording of "Au Clair de la Lune" became the oldest recognizable recording of a human voice.

What is 2008?

400

RCA Victor introduced the single, a recording of a single song, at this number of revolutions per minute.

What is 45?

400

Stabilizers protect vinyl from heat and UV light which will cause this process.

What is warping?

400

These two elements are required to flatten and imprint the a record.

What are heat and pressure?

400

Citizens of these two countries have revived the sales of records over the past decade.

Who are the US and United Kingdom?

500

By this decade in the United States, record players had become common in homes.

What is the 1920s?

500

This number represents the RPMs of an LP, or long-playing album, which holds numerous songs on both sides of the record.

 What is 33 1/3?

500

This filler strengthens vinyl and gives the record its shiny, glossy color.

What is carbon black?

500
This is true of the waves or grooves producing the louder parts of songs.

What is they are bigger and/or wider?

500

This French inventor made the oldest known recording of a human voice in 1860.

Who was Edouard-LeonScott de Martinville?

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