The video tutorial introduces the importance of light and sound, focusing on the properties of light. It covers how light travels, reflects, refracts, transmits, and is absorbed by different materials. The tutorial also explains light dispersion, shadow formation, and the role of light in vision. Practical examples and experiments are provided to illustrate these concepts, emphasizing the significance of light in everyday life.

What is necessary for humans to see objects?

• Sound

• Light

• Electricity

• Heat

Which property of light explains why a swimming pool appears shallower than it is?

• Reflection

• Dispersion

• Refraction

• Absorption

What is the primary source of light energy on Earth?

• Fire

• Electricity

• The Moon

• The Sun

How does light travel from its source?

• In a zigzag pattern

• In a circular motion

• In a straight line

• In a spiral

What happens when light hits a mirror?

• It is dispersed

• It is reflected

• It is refracted

• It is absorbed

Which type of object allows light to pass through completely?

• Reflective

• Transparent

• Translucent

• Opaque

What phenomenon causes a pencil to appear bent in a glass of water?

• Refraction

• Diffraction

• Reflection

• Dispersion

What is the process called when white light is split into different colors?

• Reflection

• Dispersion

• Refraction

• Absorption

What natural phenomenon is an example of light dispersion?

• Tornado

• Earthquake

• Rainbow

• Thunder

What forms when light is blocked by an object?

• Refraction

• Shadow

• Dispersion

• Reflection