← Shadows and a sundial lesson New set →

Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 165 · 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.🔮 Predict: the Sun is low in the evening sky. The stick’s shadow is ___. (a) missing (b) short (c) round (d) long
  2. 2.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a clock to check (b) a balloon (c) chalk to mark shadows (d) a sunny open place
  3. 3.🔍 Which is the odd one out? (a) a brick (b) your hand (c) a steel plate (d) butter paper
  4. 4.🌅 In the morning the Sun is in the east. Which way does a shadow point? (a) north (b) west (c) east (d) up
  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 measure it (b) we change it (c) we keep it the same
  6. 6.⚖️ 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) the stick kept upright (d) the same stick
  7. 7.🧺 Which of these is needed for the shadow clock? (a) a battery cell (b) a straight stick (c) a magnet (d) yeast
  8. 8.🔦 Is your hand opaque, translucent or transparent? (a) translucent (b) transparent (c) opaque
  9. 9.🧺 Do we need a clock to check for the shadow clock? (a) not needed (b) needed
  10. 10.🛟 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
  11. 11.🛟 While watching shadows outdoors, what must you never do? (a) wear a cap (b) look straight at the Sun (c) sit in the shade (d) mark with chalk
  12. 12.🔍 Which is the odd one out? (a) oily paper (b) tissue paper (c) butter paper (d) a steel plate
  13. 13.🧺 Do we need yeast for the shadow clock? (a) not needed (b) needed
  14. 14.True or false: a brick is opaque. (a) True (b) False
  15. 15.🧺 Do we need a battery cell for the shadow clock? (a) not needed (b) needed
  16. 16.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) chalk to mark shadows (b) turmeric powder (c) a sunny open place (d) a straight stick
  17. 17.🔍 Which is the odd one out? (a) a steel plate (b) a brick (c) clear plastic film (d) a wooden board
  18. 18.True or false: a magnet is needed for the shadow clock. (a) False (b) True
  19. 19.⚖️ Fair test — how does the shadow of a stick change through the day? What do we do with “shadow length”? (a) we measure it (b) we change it (c) we keep it the same
  20. 20.🧺 Which of these is not needed for the shadow clock? (a) chalk to mark shadows (b) a balloon (c) a sunny open place (d) a straight stick
  21. 21.🧺 Do we need a mirror for the shadow clock? (a) needed (b) not needed
  22. 22.🧺 Which of these is not needed for the shadow clock? (a) a straight stick (b) a magnet (c) a sunny open place (d) chalk to mark shadows
  23. 23.True or false: a balloon is needed for the shadow clock. (a) True (b) False
  24. 24.🔦 Is tissue paper opaque, translucent or transparent? (a) opaque (b) translucent (c) transparent
  25. 25.🔦 Which of these is translucent? (a) butter paper (b) a brick (c) a steel plate (d) a book
  26. 26.🔦 Is air opaque, translucent or transparent? (a) transparent (b) opaque (c) translucent
  27. 27.True or false: a mirror is not needed for the shadow clock. (a) True (b) False
  28. 28.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the same spot is kept the same. (a) False (b) True
  29. 29.True or false: a mirror is needed for the shadow clock. (a) False (b) True
  30. 30.⚖️ 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 keep it the same (c) we change it
  31. 31.True or false: a clock to check is not needed for the shadow clock. (a) True (b) False
  32. 32.🌍 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
  33. 33.🔦 Which of these is transparent? (a) clear plastic film (b) butter paper (c) a steel plate (d) a wooden board
  34. 34.🧺 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 magnet (d) a clock to check
  35. 35.🔍 Which is the odd one out? (a) oily paper (b) a wooden board (c) tissue paper (d) butter paper
  36. 36.🔦 Is a wooden board opaque, translucent or transparent? (a) translucent (b) transparent (c) opaque
  37. 37.🌞 When is a stick’s shadow the shortest? (a) late evening (b) around noon (c) at night (d) early morning
  38. 38.⚖️ 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
  39. 39.🔮 Predict: you move a torch closer to your hand. The shadow on the wall gets ___. (a) bigger (b) smaller (c) coloured (d) brighter
  40. 40.🔍 Which is the odd one out? (a) frosted glass (b) your hand (c) butter paper (d) oily paper

Answer key

  1. long
  2. a balloon
  3. butter paper
  4. west
  5. we keep it the same
  6. the time of day
  7. a straight stick
  8. opaque
  9. needed
  10. a cap or hat
  11. look straight at the Sun
  12. a steel plate
  13. not needed
  14. True
  15. not needed
  16. turmeric powder
  17. clear plastic film
  18. False
  19. we measure it
  20. a balloon
  21. not needed
  22. a magnet
  23. False
  24. translucent
  25. butter paper
  26. transparent
  27. True
  28. True
  29. False
  30. we keep it the same
  31. False
  32. Earth keeps spinning
  33. clear plastic film
  34. a magnet
  35. a wooden board
  36. opaque
  37. around noon
  38. True
  39. bigger
  40. your hand

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