Online Test — Light & Shadows
10 Questions • 12 min • Chapter MCQ
12:00
Question 1 of 10
medium
At noon, when the Sun is right above, shadows are…
Gone forever
Very long
Coloured
Short
Explanation: A high noon Sun makes short shadows.
Question 2 of 10
medium
We need both light AND working ___ to see.
Eyes
Ears
Feet
Teeth
Explanation: Seeing needs light entering our eyes.
Question 3 of 10
medium
Which is transparent?
A wooden table
A brick wall
A clear water glass
A metal sheet
Explanation: Clear glass is transparent.
Question 4 of 10
hard
Why do we see clear reflections in a mirror but not in a rough wall?
Mirrors are heavy
Walls are cold
A smooth surface reflects light evenly
Walls glow
Explanation: Smooth surfaces reflect light evenly to form clear images.
Question 5 of 10
easy
Which is a man-made source of light?
A star
The Sun
An electric bulb
A firefly
Explanation: An electric bulb is made by people.
Question 6 of 10
hard
Why can you not see around a corner directly?
Light is too slow
Light travels straight, not around bends
Light is too dim
Corners eat light
Explanation: Because light goes straight, it cannot bend around corners.
Question 7 of 10
easy
When light bounces off a surface, it is called…
Shadow
Reflection
Burning
Mixing
Explanation: Light bouncing off a surface is reflection.
Question 8 of 10
easy
Clear glass that you can see through fully is…
Translucent
Opaque
Transparent
Dark
Explanation: Transparent things let all light pass through.
Question 9 of 10
easy
A shadow always forms on the side ___ from the light.
Towards
Away (opposite)
Above
Inside
Explanation: The shadow falls on the side away from the light.
Question 10 of 10
hard
A firefly that glows is a ___ source of light.
Man-made
Living natural
Cold mirror
Dead
Explanation: A firefly is a living, natural source of light.