Name: How the Apollo Spacecraft works: Part 1
Uploaded: 2021-04-26T06:49:23.000Z
Duration: 3 min 58 s
Description: VoiceTubeの動画で発音を聞きながら英語表現を覚えよう！学べる英語：

The Apollo Spacecraft was the incredible machine that

基礎受動態

Later on, we'll talk about what each module does,

but first, let's talk about the launch vehicle that gets us into orbit.

Mission Control was all the way in Houston, Texas.

The Saturn Five rocket was 363 feet tall.

The Saturn Five was split up into 3 stages;

they referred to each stage by a technical name.

and was powered by five F1 rocket engines.

The second stage was called the S2, and was powered

by five, slightly smaller, J2 rocket engines.

The third stage was called the S-4B and was powered

The actual spacecraft, was stored up at the top of the

Here is the Lunar Module, which would actually land on

During the launch, it was protected by four panels,

known as the spacecraft Lunar Module adapter.

The Service Module contain the engines necessary to

enter and leave lunar orbit as well as fuel cells

The Command Module is where the 3 astronauts spent

At the very top,  you'll find the Launch Escape System.

In the event of an emergency, it would carry

the Command Module safely away from the rocket.

The structure you see next to the Saturn Five

You'll notice there are 9 service arms that provide

On the day of the launch, the 3 astronauts ride an

The White Room is where they enter the Command Module.

Four of the service arms are moved out of the way

The First Stage ignites 8 seconds before the Saturn Five

the remaining 5 service arms quickly rotate to get out of

It takes about 12 seconds for the rocket to completely

the astronauts will feel as much as 4 G's, or 4 times

the amount of gravity pressing them into their seats.

The First Stage shuts off at 2 minutes 42 seconds

Explosive bolts detonate releasing the first stage,

letting it to fall back down to the Atlantic Ocean;

shortly after, the second stage fires up.

We're high enough in the atmosphere now, that the

Launch Escape System is no longer needed.

The second stage shuts off at 9 minutes and 12 seconds

The third stage fires up for a short amount of time

to get the astronauts into a Parking Orbit

We'll talk more about the Parking Orbit in the next video.

It shuts off at 11 minutes and 39 seconds, but does not detach yet.

One of the hardest parts of the mission is over, but the adventure doesn't stop here.

Please join me in part two, as we continue our journey towards the Moon.

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How the Apollo Spacecraft works: Part 1

incredible

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