Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 698 · 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 not needed for the shadow clock? (a) chalk to mark shadows (b) a straight stick (c) a mirror (d) a clock to check
2. 2.True or false: a straight stick is needed for the shadow clock. (a) True (b) False
3. 3.🧺 Which of these is not needed for the shadow clock? (a) a straight stick (b) a clock to check (c) chalk to mark shadows (d) yeast
4. 4.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the time of day”? (a) we change it (b) we keep it the same (c) we measure it
5. 5.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the stick kept upright”? (a) we keep it the same (b) we measure it (c) we change it
6. 6.🧺 Which of these is needed for the shadow clock? (a) a magnet (b) chalk to mark shadows (c) a battery cell (d) a balloon
7. 7.🔍 Which is the odd one out? (a) tissue paper (b) butter paper (c) oily paper (d) clear glass
8. 8.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is what we measure? (a) the same stick (b) the same spot (c) shadow length (d) the time of day
9. 9.🔮 Predict: on a fully cloudy day, the sundial ___. (a) works better (b) shows two times (c) runs faster (d) does not work well
10. 10.🛟 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
11. 11.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is the one thing we change? (a) shadow length (b) the same stick (c) the time of day (d) the same spot
12. 12.🕰️ What is a sundial used for? (a) making rainbows (b) measuring rain (c) telling the time (d) weighing things
13. 13.🛟 What should you wear for a long time in the hot sun? (a) a woollen sweater (b) nothing on your head (c) a raincoat (d) a cap or hat
14. 14.🧺 Do we need a mirror for the shadow clock? (a) needed (b) not needed
15. 15.🧺 Which of these is not needed for the shadow clock? (a) a magnet (b) chalk to mark shadows (c) a sunny open place (d) a clock to check
16. 16.🔦 Is a wooden board opaque, translucent or transparent? (a) opaque (b) translucent (c) transparent
17. 17.🧺 Which of these is needed for the shadow clock? (a) a mirror (b) turmeric powder (c) a battery cell (d) a clock to check
18. 18.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a magnet (b) chalk to mark shadows (c) a straight stick (d) a sunny open place
19. 19.⚖️ 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
20. 20.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a straight stick (b) a sunny open place (c) a clock to check (d) a mirror
21. 21.🔍 Which is the odd one out? (a) a book (b) a steel plate (c) butter paper (d) a wooden board
22. 22.🧺 Do we need yeast for the shadow clock? (a) not needed (b) needed
23. 23.🌅 In the morning the Sun is in the east. Which way does a shadow point? (a) up (b) west (c) east (d) north
24. 24.🔦 Is oily paper opaque, translucent or transparent? (a) transparent (b) opaque (c) translucent
25. 25.⚖️ 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) False (b) True
26. 26.🔍 Which is the odd one out? (a) a book (b) a brick (c) your hand (d) frosted glass
27. 27.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the same stick is kept the same. (a) True (b) False
28. 28.🧺 Do we need a balloon for the shadow clock? (a) needed (b) not needed
29. 29.🔍 Which is the odd one out? (a) your hand (b) clean water (c) a brick (d) a book
30. 30.🌞 When is a stick’s shadow the shortest? (a) early morning (b) late evening (c) at night (d) around noon
31. 31.True or false: a battery cell is not needed for the shadow clock. (a) True (b) False
32. 32.🧺 Which of these is needed for the shadow clock? (a) a straight stick (b) a magnet (c) yeast (d) a battery cell
33. 33.True or false: a wooden board is transparent. (a) True (b) False
34. 34.🧺 Do we need a magnet for the shadow clock? (a) needed (b) not needed
35. 35.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: shadow length is kept the same. (a) False (b) True
36. 36.True or false: clear glass is transparent. (a) False (b) True
37. 37.True or false: a mirror is needed for the shadow clock. (a) False (b) True
38. 38.True or false: a clock to check is needed for the shadow clock. (a) True (b) False
39. 39.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the same stick is the one thing we change. (a) True (b) False
40. 40.🔍 Which is the odd one out? (a) butter paper (b) a wooden board (c) frosted glass (d) oily paper

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