Transcription: This is video footage of the space shuttle coming in for a landing. In case you've ever wondered, here's what the astronaut sees as he's coming in for a landing. This is called the astronauts heads up display. Well the purpose of this video is to talk about acceleration so let's get back to that. As the space shuttle lands it slows down. That means its velocity changes so it's experiencing acceleration. Now let me freeze the video so we can talk about the velocity and acceleration involved here. We know the space shuttle is moving to the right, so that's the direction of its velocity. Well, wh ...
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