Can explosions work in space? | Summary and Q&A

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November 11, 2016
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Physics Girl
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Can explosions work in space?

TL;DR

Explosions in space do not have the same destructive impact as on Earth due to the lack of particles to transmit sound waves and blast waves.

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Key Insights

  • 🖤 Explosions in space lack the transmission of sound waves due to the lack of particles, resulting in no sound effects.
  • 👾 Blast waves cannot occur in space, limiting their destructive impact.
  • 😅 Explosions in space release shrapnel, hot gas, and radiation, but without the same blanket destruction and slowing down effect as on Earth.
  • 🙂 Light and electromagnetic radiation can be more effective weapons in space due to their ability to transmit energy without a medium.

Transcript

[MUSIC PLAYING] Hey, I'm Diana, and you're watching "Physics Girl." And explosions are-- [EXPLOSION] --crazy! The bigger the better, right? Especially if they're in space and nobody's getting hurt. But if you are really, truly an evil mastermind, and you honest to goodness want to take over the universe, are explosives your best bet? Let's talk ph... Read More

Questions & Answers

Q: Why are explosions less destructive in space?

Explosions in space lack the transmission of sound waves and blast waves, limiting their destructive impact on objects and structures.

Q: Can blast waves occur in space?

No, blast waves cannot occur in space due to the lack of particles necessary for the transmission of pressure differences and the resulting wind-like effect.

Q: What are the consequences of an explosion in space?

Explosions in space release shrapnel, hot gas, and radiation, which can be dangerous but lack the same destructive radius and slowing down effect experienced on Earth.

Q: How can weapons be more effective in space?

Using electromagnetic radiation, such as light, can be more effective in space as it can transmit energy without a medium. Interfering with communications and using explosive devices inside enemy ships are also recommended.

Summary & Key Takeaways

  • Explosions follow a formula of trigger, rapid material expansion, and energy release.

  • In space, the lack of particles means sound waves cannot be transmitted, limiting destructive effects.

  • Blast waves can't happen in space, so explosions release shrapnel, hot gas, and radiation, but without the same radial destruction or slowing down.

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