Properties and Behavior of Light

The video explores the nature of light, its speed, and its role in the universe. It explains how light travels, its interaction with materials, and its importance in sight. The video delves into the electromagnetic spectrum, highlighting visible and invisible light, and discusses the wave-particle duality of light, a concept that revolutionized science and technology.

How long does it take for light from the Little Dipper to reach Earth?

• Thousands of years

• Hundreds of years

• A few minutes

• A few seconds

What is the primary source of light on Earth?

• Distant galaxies

• Artificial lights

• The sun

• The moon

What happens when light hits an object and bounces off?

• Absorption

• Reflection

• Transmission

• Refraction

Why does asphalt appear black?

• It reflects all colors

• It absorbs only red light

• It reflects only blue light

• It absorbs all colors

What is white light composed of?

• Only yellow light

• Only blue light

• Only red light

• All colors mixed together

What causes the bending of light when it moves from water to air?

• Transmission

• Refraction

• Absorption

• Reflection

What type of light do phones use to communicate?

• Radio waves

• Infrared light

• Visible light

• Ultraviolet light

What determines the color of light?

• Its speed

• Its wavelength

• Its intensity

• Its direction

What part of the electromagnetic spectrum can bees see that humans cannot?

• Gamma rays

• X-rays

• Ultraviolet

• Infrared

What are the particle-like packets of light called?

• Electrons

• Protons

• Neutrons

• Photons