El sonido es energía

The video explains the concept of sound, its sources, and how sound waves travel in all directions. It discusses the energy levels of different sounds, from whispers to rockets, and how these affect the distance sound can travel. Thunder is highlighted as a high-energy sound that can be heard over long distances, providing a warning before a storm.

What is a sound source?

• A place where sound cannot be heard

• A tool used to measure sound

• A device that records sound

• Anything that produces sound

How do sound waves travel?

• Only downwards

• In all directions

• Only upwards

• In a straight line

Why can you hear a sound even if the source is behind you?

• Sound waves are blocked by obstacles

• Sound waves travel only in a straight line

• Sound waves only travel forward

• Sound waves travel in all directions

What is a characteristic of a whisper?

• It is louder than a rocket

• It is a low-energy sound

• It can be heard from miles away

• It is a high-energy sound

Which sound can be heard from many miles away?

• A normal conversation

• Thunder

• A rocket

• A whisper