← Shadows and a sundial lesson New set →

Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 89 · 40 questions
TalentJR

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.

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

Answer key

  1. yeast
  2. butter paper
  3. clear plastic film
  4. translucent
  5. False
  6. not needed
  7. False
  8. True
  9. translucent
  10. air
  11. False
  12. False
  13. west
  14. we change it
  15. opaque
  16. needed
  17. clear plastic film
  18. we keep it the same
  19. needed
  20. True
  21. shadow length
  22. long
  23. a straight stick
  24. a mirror
  25. look straight at the Sun
  26. the same spot
  27. clean water
  28. bigger
  29. a magnet
  30. around noon
  31. we keep it the same
  32. clear glass
  33. False
  34. True
  35. True
  36. turmeric powder
  37. a steel plate
  38. True
  39. we keep it the same
  40. False

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