Vidaara.orgClass 4 · Mathematics
CodeVID-M4-WS
Light & Shadows — Practice Worksheet
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Choose the correct option (A, B, C or D) for each question.
- The answer key is at the end — try the paper first!
Section A — Multiple Choice (1 mark each)
15 × 1 = 15 marks
1.
Still water in a pond can act like a ___ and show reflections.
- A.Shadow
- B.Mirror
- C.Bulb
- D.Wall
2.
When the Sun is low in the evening, shadows become…
- A.Round
- B.Short
- C.Long
- D.Coloured
3.
In a completely dark room with no light, we can…
- A.See clearly
- B.See nothing
- C.See colours
- D.See shadows
4.
Why can you not see around a corner directly?
- A.Light is too slow
- B.Light travels straight, not around bends
- C.Light is too dim
- D.Corners eat light
5.
Clear glass that you can see through fully is…
- A.Translucent
- B.Opaque
- C.Transparent
- D.Dark
6.
Why does a shadow have no colour of its own (it looks dark)?
- A.No light reaches that spot
- B.It is painted black
- C.Shadows are cold
- D.Light is grey
7.
Which is a man-made source of light?
- A.A star
- B.The Sun
- C.An electric bulb
- D.A firefly
8.
Which is transparent?
- A.A wooden table
- B.A brick wall
- C.A clear water glass
- D.A metal sheet
9.
A smooth, shiny surface that reflects light well is a…
- A.Sponge
- B.Wall
- C.Mirror
- D.Cloth
10.
A candle and a torch are both ___ sources of light.
- A.Man-made
- B.Natural
- C.Cold
- D.Living
11.
When light bounces off a surface, it is called…
- A.Shadow
- B.Reflection
- C.Burning
- D.Mixing
12.
A thing that gives out its own light is called a…
- A.Source of light
- B.Shadow
- C.Mirror
- D.Window
13.
A shadow always forms on the side ___ from the light.
- A.Towards
- B.Away (opposite)
- C.Above
- D.Inside
14.
Frosted glass that lets some blurry light through is…
- A.Translucent
- B.Transparent
- C.Opaque
- D.A mirror
15.
We need both light AND working ___ to see.
- A.Eyes
- B.Ears
- C.Feet
- D.Teeth
Section B — Challenge / Olympiad (2 marks each)
5 × 2 = 10 marks
16.
Moving a torch closer to an object makes its shadow on the wall…
- A.Smaller
- B.Bigger
- C.Disappear
- D.Colourful
17.
A glowing firefly and the hot Sun are both natural light sources, but the firefly is special because its light is…
- A.Cool, not hot
- B.Very hot
- C.Man-made
- D.A reflection
18.
The word AMBULANCE is written backwards on the front of vans so that drivers ahead read it correctly in their…
- A.Window
- B.Mirror
- C.Shadow
- D.Map
19.
Why are windows made of transparent glass and not opaque wood?
- A.To let light into the room
- B.To keep light out
- C.To make shadows
- D.To stay warm
20.
A shopkeeper sees a red apple as red because the apple sends ___ light to the eyes.
- A.Green
- B.Blue
- C.Red
- D.No
Answer Key
Section A — Multiple Choice (1 mark each)
- (B) Mirror
- (C) Long
- (B) See nothing
- (B) Light travels straight, not around bends
- (C) Transparent
- (A) No light reaches that spot
- (C) An electric bulb
- (C) A clear water glass
- (C) Mirror
- (A) Man-made
- (B) Reflection
- (A) Source of light
- (B) Away (opposite)
- (A) Translucent
- (A) Eyes
Section B — Challenge / Olympiad (2 marks each)
- (B) Bigger
- (A) Cool, not hot
- (B) Mirror
- (A) To let light into the room
- (C) Red
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