Understanding Light and Reflection

The video tutorial explains the importance of light for visibility, introducing the concept of reflection. It describes how light bounces back when it hits an object, allowing us to see. The tutorial uses simple analogies, like a ball bouncing off a wall, to explain reflection. It also covers how sunlight reflects off objects, enabling us to see them, and introduces the terms 'incident rays' and 'reflected rays'.

Why couldn't the characters see anything at the beginning?

• Because it was too bright

• Because it was too dark

• Because they were outside

• Because they were wearing sunglasses

What did the character use to make themselves visible?

• A flashlight

• A matchstick

• A candle

• A lamp

What allows us to see things according to the video?

• Sound waves

• Reflection of light

• Heat waves

• Magnetic fields

What is reflection of light?

• Refraction of light

• Bouncing of light when it hits something

• Absorption of light

• Dispersion of light

What analogy is used to explain the reflection of light?

• A flowing river

• A flying bird

• A rolling wheel

• A bouncing ball

What happens to light when it hits an object?

• It disappears

• It changes color

• It bounces back

• It gets absorbed

Why do we need light to see anything?

• Because light changes the color of objects

• Because light makes objects transparent

• Because light reflects off objects into our eyes

• Because light creates objects

What are the rays called that come from a light source and fall on an object?

• Reflected rays

• Incident rays

• Refracted rays

• Scattered rays

What are the rays called that bounce back after hitting an object?

• Scattered rays

• Reflected rays

• Refracted rays

• Incident rays

Why is the water in the pool visible?

• Because of the wind

• Because of the sound waves

• Because of the heat from the Sun

• Because of the light coming from the Sun