Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 962 · 40 questions

What you do (Shadows point away from the Sun): 1. Stand the stick upright in the ground in an open sunny place. 2. Every hour, mark the tip of the shadow with chalk and write the time. 3. Measure the length of each shadow. 4. Wear a cap and never look straight at the Sun.

1. 1.🔦 Which of these is opaque? (a) clean water (b) frosted glass (c) butter paper (d) a wooden board
2. 2.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is kept the same? (a) shadow length (b) the stick kept upright (c) the time of day
3. 3.🔍 Which is the odd one out? (a) tissue paper (b) a wooden board (c) a brick (d) your hand
4. 4.True or false: a magnet is needed for the shadow clock. (a) True (b) False
5. 5.🧺 Which of these is not needed for the shadow clock? (a) a mirror (b) a sunny open place (c) a straight stick (d) chalk to mark shadows
6. 6.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the stick kept upright is what we measure. (a) False (b) True
7. 7.🌍 Why does the stick’s shadow move during the day? (a) the ground slides (b) the stick grows (c) Earth keeps spinning (d) the stick walks
8. 8.🧺 Which of these is needed for the shadow clock? (a) a magnet (b) a mirror (c) a sunny open place (d) turmeric powder
9. 9.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a sunny open place (b) a clock to check (c) chalk to mark shadows (d) a mirror
10. 10.🧺 Do we need a balloon for the shadow clock? (a) not needed (b) needed
11. 11.True or false: a magnet is not needed for the shadow clock. (a) False (b) True
12. 12.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the time of day is what we measure. (a) True (b) False
13. 13.🧺 Which of these is not needed for the shadow clock? (a) chalk to mark shadows (b) a clock to check (c) a straight stick (d) turmeric powder
14. 14.🔮 Predict: the Sun is low in the evening sky. The stick’s shadow is ___. (a) round (b) missing (c) short (d) long
15. 15.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the stick kept upright”? (a) we change it (b) we measure it (c) we keep it the same
16. 16.🔦 Which of these is opaque? (a) oily paper (b) a steel plate (c) tissue paper (d) air
17. 17.True or false: oily paper is opaque. (a) True (b) False
18. 18.🛟 While watching shadows outdoors, what must you never do? (a) sit in the shade (b) wear a cap (c) mark with chalk (d) look straight at the Sun
19. 19.True or false: oily paper is transparent. (a) True (b) False
20. 20.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the stick kept upright is kept the same. (a) False (b) True
21. 21.🧺 Which of these is not needed for the shadow clock? (a) a magnet (b) a sunny open place (c) chalk to mark shadows (d) a straight stick
22. 22.🧺 Do we need a mirror for the shadow clock? (a) not needed (b) needed
23. 23.🧺 Do we need chalk to mark shadows for the shadow clock? (a) not needed (b) needed
24. 24.🔍 Which is the odd one out? (a) oily paper (b) air (c) frosted glass (d) tissue paper
25. 25.🧺 Which of these is needed for the shadow clock? (a) a magnet (b) turmeric powder (c) a balloon (d) a straight stick
26. 26.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the same stick”? (a) we change it (b) we measure it (c) we keep it the same
27. 27.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) chalk to mark shadows (b) a sunny open place (c) a clock to check (d) yeast
28. 28.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is what we measure? (a) the stick kept upright (b) the same spot (c) shadow length (d) the time of day
29. 29.True or false: a battery cell is not needed for the shadow clock. (a) True (b) False
30. 30.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the time of day is the one thing we change. (a) True (b) False
31. 31.🔦 Is a wooden board opaque, translucent or transparent? (a) translucent (b) opaque (c) transparent
32. 32.True or false: a sunny open place is needed for the shadow clock. (a) True (b) False
33. 33.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the same stick is kept the same. (a) False (b) True
34. 34.🧺 Do we need a straight stick for the shadow clock? (a) not needed (b) needed
35. 35.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is the one thing we change? (a) the same spot (b) shadow length (c) the stick kept upright (d) the time of day
36. 36.🔍 Which is the odd one out? (a) a brick (b) clear plastic film (c) clean water (d) air
37. 37.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is kept the same? (a) the same stick (b) the time of day (c) shadow length
38. 38.🔮 Predict: you move a torch closer to your hand. The shadow on the wall gets ___. (a) brighter (b) bigger (c) coloured (d) smaller
39. 39.🌞 When is a stick’s shadow the shortest? (a) at night (b) around noon (c) early morning (d) late evening
40. 40.🌅 In the morning the Sun is in the east. Which way does a shadow point? (a) west (b) up (c) north (d) east

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids