Why No One in Space Can Hear You Scream

Why can’t sound travel in space?

• Space is too cold

• There are no molecules to carry sound waves

• Sound travels too fast in space

• Explosions absorb sound

What type of waves can travel through space?

• Sound waves

• Mechanical waves

• Electromagnetic waves

• Water waves

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What happens when an object vibrates?

• It stops producing sound

• It creates light waves

• It bumps into nearby molecules

• It absorbs sound

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Why can we see an explosion in space but not hear it?

• Light travels faster than sound

• Light does not need a medium to travel

• Explosions are silent by nature

• Our eyes are more sensitive than our ears

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What medium does sound usually travel through on Earth?

• Water

• Air

• Rocks

• Fire

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What is a vacuum in space?

• A place with lots of air

• A place with no molecules or matter

• A soundproof barrier

• A light-absorbing zone

What happens when sound waves reach your eardrum?

• You see a vibration

• You feel the vibration

• You hear a sound

• The wave disappears

What causes sound waves to form?

• Light hitting an object

• Vibrations of an object

• Air standing still

• Objects freezing

What is compression in sound waves?

• Light traveling in a straight line

• Molecules being pushed together

• Air molecules stopping

• Space vacuuming sound

What would you experience during an explosion in space?

• A loud bang

• Vibrations in your ears

• Bright light but no sound

• A shockwave