La luz: velocidad de la luz

The video explains the concept of speed, comparing the speeds of race cars and planes to the speed of light. It highlights that light travels at 300,000 km per second, much faster than any known object. The video also discusses how light travels faster than sound, explaining why we see lightning before hearing thunder.

Which of the following travels the fastest?

• Light

• Race cars

• Planes

• Sound

What is the speed of electromagnetic waves?

• 300,000 km per second

• 450,000 km per second

• 150,000 km per second

• 600,000 km per second

Why is nothing faster than light?

• Because it is made of particles

• Because it is invisible

• Because it travels in a vacuum

• Because it is the fastest known speed

Why do we see lightning before hearing thunder?

• Because light travels faster than sound

• Because sound travels faster than light

• Because thunder is quieter

• Because they travel at the same speed

What phenomenon is explained by the difference in speed between light and sound?

• Echo

• Lightning and thunder

• Rainbows

• Mirages