Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 209 · 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.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a battery cell (b) a straight stick (c) a sunny open place (d) chalk to mark shadows
2. 2.True or false: butter paper is translucent. (a) True (b) False
3. 3.🔍 Which is the odd one out? (a) a book (b) a wooden board (c) oily paper (d) a steel plate
4. 4.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the same spot is what we measure. (a) True (b) False
5. 5.🌅 In the morning the Sun is in the east. Which way does a shadow point? (a) north (b) up (c) east (d) west
6. 6.🔍 Which is the odd one out? (a) a steel plate (b) your hand (c) clean water (d) a book
7. 7.🌍 Why does the stick’s shadow move during the day? (a) Earth keeps spinning (b) the ground slides (c) the stick grows (d) the stick walks
8. 8.🔦 Is a wooden board opaque, translucent or transparent? (a) transparent (b) translucent (c) opaque
9. 9.🔍 Which is the odd one out? (a) a book (b) your hand (c) frosted glass (d) a wooden board
10. 10.🧺 Do we need a sunny open place for the shadow clock? (a) not needed (b) needed
11. 11.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the same spot”? (a) we change it (b) we keep it the same (c) we measure it
12. 12.⚖️ 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 time of day (c) the same spot
13. 13.🔦 Is a book opaque, translucent or transparent? (a) opaque (b) translucent (c) transparent
14. 14.🔦 Is clean water opaque, translucent or transparent? (a) translucent (b) transparent (c) opaque
15. 15.🛟 What should you wear for a long time in the hot sun? (a) a raincoat (b) nothing on your head (c) a cap or hat (d) a woollen sweater
16. 16.🛟 While watching shadows outdoors, what must you never do? (a) sit in the shade (b) wear a cap (c) look straight at the Sun (d) mark with chalk
17. 17.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the stick kept upright is the one thing we change. (a) True (b) False
18. 18.⚖️ 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
19. 19.True or false: a balloon is not needed for the shadow clock. (a) False (b) True
20. 20.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: shadow length is what we measure. (a) False (b) True
21. 21.🧺 Which of these is not needed for the shadow clock? (a) yeast (b) a sunny open place (c) a clock to check (d) a straight stick
22. 22.True or false: a mirror is not needed for the shadow clock. (a) True (b) False
23. 23.⚖️ 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
24. 24.🔮 Predict: on a fully cloudy day, the sundial ___. (a) does not work well (b) shows two times (c) runs faster (d) works better
25. 25.True or false: chalk to mark shadows is needed for the shadow clock. (a) False (b) True
26. 26.True or false: a magnet is not needed for the shadow clock. (a) False (b) True
27. 27.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the same stick”? (a) we measure it (b) we change it (c) we keep it the same
28. 28.🧺 Do we need yeast for the shadow clock? (a) needed (b) not needed
29. 29.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) chalk to mark shadows (b) a straight stick (c) a balloon (d) a sunny open place
30. 30.🔍 Which is the odd one out? (a) butter paper (b) a book (c) a wooden board (d) your hand
31. 31.🔦 Which of these is opaque? (a) clear glass (b) butter paper (c) air (d) a wooden board
32. 32.🧺 Do we need a balloon for the shadow clock? (a) not needed (b) needed
33. 33.True or false: turmeric powder is needed for the shadow clock. (a) True (b) False
34. 34.True or false: your hand is transparent. (a) False (b) True
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) the time of day (c) shadow length (d) the stick kept upright
36. 36.🧺 Do we need a straight stick for the shadow clock? (a) not needed (b) needed
37. 37.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) turmeric powder (b) a straight stick (c) a sunny open place (d) a clock to check
38. 38.🧺 Do we need a clock to check for the shadow clock? (a) needed (b) not needed
39. 39.⚖️ 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
40. 40.True or false: butter paper is transparent. (a) False (b) True

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