← Shadows and a sundial lesson New set →

Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 505 · 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.🧺 Which of these is not needed for the shadow clock? (a) a sunny open place (b) chalk to mark shadows (c) a straight stick (d) a mirror
  2. 2.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a clock to check (b) a sunny open place (c) chalk to mark shadows (d) a balloon
  3. 3.🔦 Which of these is translucent? (a) clear glass (b) butter paper (c) a book (d) a brick
  4. 4.⚖️ 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) False (b) True
  5. 5.🔦 Is oily paper opaque, translucent or transparent? (a) transparent (b) translucent (c) opaque
  6. 6.🧺 Which of these is not needed for the shadow clock? (a) chalk to mark shadows (b) a magnet (c) a sunny open place (d) a straight stick
  7. 7.🧺 Do we need a clock to check for the shadow clock? (a) needed (b) not needed
  8. 8.🔦 Which of these is opaque? (a) oily paper (b) butter paper (c) tissue paper (d) a wooden board
  9. 9.True or false: butter paper is translucent. (a) True (b) False
  10. 10.True or false: turmeric powder is not needed for the shadow clock. (a) False (b) True
  11. 11.🛟 While watching shadows outdoors, what must you never do? (a) mark with chalk (b) wear a cap (c) look straight at the Sun (d) sit in the shade
  12. 12.🛟 What should you wear for a long time in the hot sun? (a) nothing on your head (b) a woollen sweater (c) a cap or hat (d) a raincoat
  13. 13.True or false: your hand is opaque. (a) True (b) False
  14. 14.🔍 Which is the odd one out? (a) your hand (b) clear plastic film (c) a brick (d) a steel plate
  15. 15.🌍 Why does the stick’s shadow move during the day? (a) the stick walks (b) Earth keeps spinning (c) the ground slides (d) the stick grows
  16. 16.True or false: clear glass is transparent. (a) False (b) True
  17. 17.⚖️ 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 stick kept upright (d) the time of day
  18. 18.📘 Why does a shadow form? (a) light bends round it (b) the ground is dark (c) the object is cold (d) an object blocks light
  19. 19.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “shadow length”? (a) we change it (b) we measure it (c) we keep it the same
  20. 20.🔦 Is frosted glass opaque, translucent or transparent? (a) opaque (b) transparent (c) translucent
  21. 21.🧺 Which of these is needed for the shadow clock? (a) a straight stick (b) a magnet (c) a battery cell (d) yeast
  22. 22.🧺 Which of these is needed for the shadow clock? (a) a balloon (b) a magnet (c) a sunny open place (d) turmeric powder
  23. 23.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “the same spot”? (a) we keep it the same (b) we measure it (c) we change it
  24. 24.True or false: chalk to mark shadows is not needed for the shadow clock. (a) True (b) False
  25. 25.🔦 Which of these is transparent? (a) clean water (b) a wooden board (c) your hand (d) tissue paper
  26. 26.True or false: a sunny open place is needed for the shadow clock. (a) False (b) True
  27. 27.True or false: a straight stick is not needed for the shadow clock. (a) False (b) True
  28. 28.⚖️ 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 measure it (c) we keep it the same
  29. 29.🔍 Which is the odd one out? (a) a brick (b) a wooden board (c) air (d) your hand
  30. 30.True or false: a straight stick is needed for the shadow clock. (a) True (b) False
  31. 31.🧺 Which of these is needed for the shadow clock? (a) a clock to check (b) turmeric powder (c) a balloon (d) a magnet
  32. 32.🔦 Is tissue paper opaque, translucent or transparent? (a) opaque (b) transparent (c) translucent
  33. 33.True or false: a balloon is needed for the shadow clock. (a) False (b) True
  34. 34.True or false: a magnet is needed for the shadow clock. (a) True (b) False
  35. 35.🧺 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
  36. 36.True or false: chalk to mark shadows is needed for the shadow clock. (a) True (b) False
  37. 37.⚖️ 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
  38. 38.⚖️ 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
  39. 39.🧺 Do we need a sunny open place for the shadow clock? (a) needed (b) not needed
  40. 40.⚖️ 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) True (b) False

Answer key

  1. a mirror
  2. a balloon
  3. butter paper
  4. False
  5. translucent
  6. a magnet
  7. needed
  8. a wooden board
  9. True
  10. True
  11. look straight at the Sun
  12. a cap or hat
  13. True
  14. clear plastic film
  15. Earth keeps spinning
  16. True
  17. the time of day
  18. an object blocks light
  19. we measure it
  20. translucent
  21. a straight stick
  22. a sunny open place
  23. we keep it the same
  24. False
  25. clean water
  26. True
  27. False
  28. we change it
  29. air
  30. True
  31. a clock to check
  32. translucent
  33. False
  34. False
  35. turmeric powder
  36. True
  37. True
  38. we keep it the same
  39. needed
  40. False

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