← Shadows and a sundial lesson New set →

Shadow and Sundial Experiment Worksheet

Science experiments lesson 27: Shadows and a sundial · Set 450 · 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.🔦 Is a wooden board opaque, translucent or transparent? (a) translucent (b) opaque (c) transparent
  2. 2.🔦 Which of these is opaque? (a) butter paper (b) clean water (c) a brick (d) clear glass
  3. 3.True or false: a sunny open place is not needed for the shadow clock. (a) False (b) True
  4. 4.🌅 In the morning the Sun is in the east. Which way does a shadow point? (a) up (b) west (c) east (d) north
  5. 5.🔍 Which is the odd one out? (a) a steel plate (b) clear glass (c) a brick (d) your hand
  6. 6.True or false: oily paper is transparent. (a) True (b) False
  7. 7.True or false: a magnet is needed for the shadow clock. (a) True (b) False
  8. 8.True or false: turmeric powder is not needed for the shadow clock. (a) True (b) False
  9. 9.⚖️ Fair test — how does the shadow of a stick change through the day? Which of these is what we measure? (a) shadow length (b) the same stick (c) the same spot (d) the time of day
  10. 10.🧺 Do we need a straight stick for the shadow clock? (a) not needed (b) needed
  11. 11.🛟 What should you wear for a long time in the hot sun? (a) a raincoat (b) a cap or hat (c) nothing on your head (d) a woollen sweater
  12. 12.⚖️ 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
  13. 13.True or false: a balloon is needed for the shadow clock. (a) True (b) False
  14. 14.True or false: a straight stick is needed for the shadow clock. (a) False (b) True
  15. 15.🔍 Which is the odd one out? (a) your hand (b) tissue paper (c) a steel plate (d) a wooden board
  16. 16.🔦 Which of these is opaque? (a) a steel plate (b) clean water (c) butter paper (d) air
  17. 17.🔦 Which of these is translucent? (a) clean water (b) a wooden board (c) clear plastic film (d) frosted glass
  18. 18.🔦 Which of these is translucent? (a) your hand (b) air (c) butter paper (d) clean water
  19. 19.🌞 When is a stick’s shadow the shortest? (a) early morning (b) late evening (c) at night (d) around noon
  20. 20.🧺 Do we need turmeric powder for the shadow clock? (a) needed (b) not needed
  21. 21.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a sunny open place (b) a clock to check (c) a balloon (d) a straight stick
  22. 22.🧺 Which of these is needed for the shadow clock? (a) a battery cell (b) a straight stick (c) a balloon (d) yeast
  23. 23.🧺 Three of these are needed for the shadow clock. Which one is NOT needed? (a) a sunny open place (b) a straight stick (c) turmeric powder (d) a clock to check
  24. 24.⚖️ 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
  25. 25.🧺 Do we need yeast for the shadow clock? (a) needed (b) not needed
  26. 26.⚖️ 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
  27. 27.⚖️ Fair test — how does the shadow of a stick change through the day? True or false: the stick kept upright is what we measure. (a) False (b) True
  28. 28.True or false: a brick is translucent. (a) True (b) False
  29. 29.🕰️ What is a sundial used for? (a) weighing things (b) making rainbows (c) telling the time (d) measuring rain
  30. 30.🔦 Is air opaque, translucent or transparent? (a) opaque (b) transparent (c) translucent
  31. 31.⚖️ 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
  32. 32.🔦 Which of these is transparent? (a) your hand (b) clean water (c) butter paper (d) a steel plate
  33. 33.🔦 Which of these is translucent? (a) clean water (b) your hand (c) oily paper (d) a wooden board
  34. 34.🧺 Which of these is needed for the shadow clock? (a) yeast (b) a clock to check (c) turmeric powder (d) a mirror
  35. 35.🔍 Which is the odd one out? (a) oily paper (b) frosted glass (c) air (d) tissue paper
  36. 36.True or false: a magnet is not needed for the shadow clock. (a) True (b) False
  37. 37.True or false: a mirror is not needed for the shadow clock. (a) False (b) True
  38. 38.🔦 Is a brick opaque, translucent or transparent? (a) translucent (b) opaque (c) transparent
  39. 39.🔦 Which of these is opaque? (a) oily paper (b) clear plastic film (c) your hand (d) frosted glass
  40. 40.True or false: clear plastic film is opaque. (a) False (b) True

Answer key

  1. opaque
  2. a brick
  3. False
  4. west
  5. clear glass
  6. False
  7. False
  8. True
  9. shadow length
  10. needed
  11. a cap or hat
  12. we keep it the same
  13. False
  14. True
  15. tissue paper
  16. a steel plate
  17. frosted glass
  18. butter paper
  19. around noon
  20. not needed
  21. a balloon
  22. a straight stick
  23. turmeric powder
  24. False
  25. not needed
  26. True
  27. False
  28. False
  29. telling the time
  30. transparent
  31. False
  32. clean water
  33. oily paper
  34. a clock to check
  35. air
  36. True
  37. True
  38. opaque
  39. your hand
  40. False

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