50 MCQ Questions (Numbered 1–50)
📘 Light, Sound and Force
1. What is light?
a) Matter b) Energy c) Gas d) Liquid
2. Which is the main source of light on Earth?
a) Moon b) Sun c) Star d) Bulb
3. Light helps us to ______ objects.
a) hear b) see c) smell d) taste
4. Light travels in a ______ line.
a) curved b) zigzag c) straight d) round
5. Which of these gives light?
a) Chair b) Table c) Bulb d) Book
6. Which of these is luminous?
a) Candle flame b) Tree c) Chair d) Book
7. Which of these is non-luminous?
a) Sun b) Bulb c) Moon d) Candle
8. We can see non-luminous objects when ______ falls on them.
a) water b) light c) air d) dust
9. Stars are ______ objects.
a) luminous b) non-luminous c) transparent d) opaque
10. Which of these is NOT a source of light?
a) Sun b) Candle c) Bulb d) Chair
11. A shadow is formed when light is ______.
a) reflected b) blocked c) bent d) absorbed
12. The colour of shadow is always ______.
a) white b) black c) blue d) red
13. Shadow forms on the ______ side of light.
a) same b) opposite c) top d) inside
14. Shadows are longest in the ______.
a) noon b) morning c) midnight d) afternoon
15. Shadows are shortest at ______.
a) noon b) morning c) evening d) night
16. Which object forms a shadow?
a) Glass b) Wood c) Air d) Water
17. We need ______ to form shadow.
a) light b) air c) water d) sand
18. Objects through which light passes are called ______.
a) opaque b) transparent c) luminous d) noisy
19. Which is a transparent object?
a) Wood b) Brick c) Glass d) Cardboard
20. We can see through ______ objects.
a) opaque b) transparent c) luminous d) noisy
21. Objects that do not allow light to pass are ______.
a) transparent b) opaque c) luminous d) bright
22. Which is an opaque object?
a) Water b) Glass c) Wood d) Air
23. Opaque objects ______ shadows.
a) form b) break c) melt d) hide
24. Sound is what we ______.
a) see b) hear c) smell d) taste
25. Barking of dog is an example of ______.
a) light b) sound c) force d) heat
26. Sound of school bell is ______ sound.
a) soft b) loud c) silent d) weak
27. Water dripping sound is ______ sound.
a) loud b) soft c) noisy d) unpleasant
28. Pleasant sounds are usually ______.
a) loud b) soft c) hard d) fast
29. Honking of vehicles is ______ sound.
a) pleasant b) unpleasant c) silent d) soft
30. A loud and unpleasant sound is called ______.
a) music b) noise c) light d) force
31. Too much noise can damage our ______.
a) eyes b) ears c) nose d) hands
32. Which is a pleasant sound?
a) Birds chirping b) Firecrackers c) Honking d) Loud music
33. Which is an unpleasant sound?
a) Guitar b) Birds c) Honking d) Soft music
34. A push or pull is called ______.
a) sound b) force c) light d) heat
35. Opening a drawer is an example of ______.
a) push b) pull c) jump d) drop
36. Closing a drawer is an example of ______.
a) pull b) push c) throw d) lift
37. Force can ______ objects.
a) move b) cook c) grow d) melt
38. Force can stop ______ objects.
a) moving b) shining c) sleeping d) glowing
39. Goalkeeper stops football using ______.
a) light b) sound c) force d) heat
40. Force can change the ______ of an object.
a) colour b) shape c) taste d) smell
41. Dough changes shape when we apply ______.
a) sound b) light c) force d) air
42. Kicking a football changes its ______.
a) colour b) direction c) smell d) taste
43. A lawn mower starts moving when we ______ it.
a) pull b) push c) drop d) lift
44. Force can change the ______ of moving objects.
a) direction b) colour c) size d) smell
45. Which is luminous?
a) Sun b) Chair c) Book d) Table
46. Which is transparent?
a) Glass b) Wood c) Brick d) Cardboard
47. Which forms shadow?
a) Air b) Water c) Wood d) Glass
48. Which is soft sound?
a) Drum b) Bell c) Water dripping d) Honking
49. Which is noise?
a) Music b) Honking c) Birds d) Guitar
50. Force is a ______.
a) push or pull b) light c) sound d) colour
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