The video explains the challenges of seeing in the dark due to the absence of light. It highlights the importance of light for visibility and how the human eye is designed to detect light and its various colors. The video also emphasizes that when eyes are closed, light cannot enter, making it impossible to see.

Why is it challenging to walk in the dark?

• Because there is very little light

• Because there is too much noise

• Because the ground is uneven

• Because it is too cold

Which part of the body is responsible for detecting light?

• Eyes

• Ears

• Skin

• Nose

What happens when our eyes are closed?

• We can smell better

• Light can't enter, so we can't see

• We can see better

• We can hear better

What is the human eye designed to detect?

• Sound

• Smell

• Light and colors

• Temperature

What is the main topic of the video?

• The role of the nose in detecting smells

• The importance of sound

• The significance of light and how the eyes detect it

• The function of the skin in sensing temperature