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Video Editing Worksheet: Video Length

Animation and design lesson 21: Video length sums · Set 194 · 40 questions
TalentJR

Creator's tip (Add the clips): Video length = the clips added up. Minutes → seconds: × 60, then add the extra seconds. Seconds → minutes: take away 60 as many times as it fits. Still needed = target − what you have; 2× speed halves the time, half speed doubles it.

NameDateTime takenScore ___ / 40
  1. 1.⏱️ When you put clips one after another, the video length is … (a) the longest clip (b) the sum of the clips (c) always 1 minute (d) the shortest clip
  2. 2.⏱️ How many seconds is 1 minute 22 seconds?
  3. 3.⏱️ How many seconds are in 1 minute? (a) 100 (b) 10 (c) 30 (d) 60
  4. 4.⏱️ Speeding a clip up to 2× makes it … (a) silent (b) half as long (c) twice as long (d) the same length
  5. 5.⏱️ A video is 345 seconds long. How long is that in minutes and seconds? (a) 5 min 15 s (b) 5 min 45 s (c) 3 min 45 s (d) 6 min 45 s
  6. 6.⏱️ A video has three clips of 5, 45 and 8 seconds. How long is the video (in seconds)?
  7. 7.⏱️ A 42-second clip is sped up to 2× speed. How long does it last now (in seconds)?
  8. 8.⏱️ How many seconds is 2 minutes 3 seconds?
  9. 9.⏱️ A 16-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  10. 10.⏱️ A video has three clips of 38, 16 and 10 seconds. How long is the video (in seconds)?
  11. 11.⏱️ A 93-second clip is sped up to 3× speed. How long does it last now (in seconds)?
  12. 12.⏱️ A video has three clips of 20, 13 and 37 seconds. How long is the video (in seconds)?
  13. 13.⏱️ A video has three clips of 41, 23 and 48 seconds. How long is the video (in seconds)?
  14. 14.⏱️ A 25-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  15. 15.⏱️ A video is 475 seconds long. How long is that in minutes and seconds? (a) 8 min 55 s (b) 4 min 75 s (c) 7 min 25 s (d) 7 min 55 s
  16. 16.⏱️ A 69-second clip is sped up to 3× speed. How long does it last now (in seconds)?
  17. 17.⏱️ A 28-second clip is sped up to 4× speed. How long does it last now (in seconds)?
  18. 18.⏱️ A video is 120 seconds long. How long is that in minutes and seconds? (a) 2 min 30 s (b) 3 min 0 s (c) 2 min 0 s (d) 1 min 20 s
  19. 19.⏱️ A video is 95 seconds long. How long is that in minutes and seconds? (a) 1 min 5 s (b) 2 min 35 s (c) 1 min 35 s (d) 3 min 35 s
  20. 20.⏱️ How many seconds is 3 minutes 30 seconds?
  21. 21.⏱️ A 12-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  22. 22.⏱️ How many seconds is 4 minutes 15 seconds?
  23. 23.⏱️ A 40-second clip is sped up to 2× speed. How long does it last now (in seconds)?
  24. 24.⏱️ Your video must be 120 seconds long. Your clips add up to 97 seconds. How many more seconds of video do you need?
  25. 25.⏱️ A 14-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  26. 26.⏱️ A 13-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  27. 27.⏱️ A video is 295 seconds long. How long is that in minutes and seconds? (a) 4 min 25 s (b) 4 min 55 s (c) 5 min 55 s (d) 2 min 95 s
  28. 28.⏱️ A 6-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  29. 29.⏱️ A video is 195 seconds long. How long is that in minutes and seconds? (a) 3 min 15 s (b) 1 min 95 s (c) 4 min 15 s (d) 3 min 45 s
  30. 30.⏱️ Your video must be 60 seconds long. Your clips add up to 32 seconds. How many more seconds of video do you need?
  31. 31.⏱️ A 24-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  32. 32.⏱️ A video is 515 seconds long. How long is that in minutes and seconds? (a) 8 min 35 s (b) 9 min 35 s (c) 8 min 5 s (d) 5 min 15 s
  33. 33.⏱️ How many seconds is 9 minutes 30 seconds?
  34. 34.⏱️ A 128-second clip is sped up to 4× speed. How long does it last now (in seconds)?
  35. 35.⏱️ A 3-second clip is slowed to half speed (slow motion). How long does it last now (in seconds)?
  36. 36.⏱️ A video is 525 seconds long. How long is that in minutes and seconds? (a) 9 min 45 s (b) 8 min 15 s (c) 8 min 45 s (d) 5 min 25 s
  37. 37.⏱️ Your video must be 90 seconds long. Your clips add up to 8 seconds. How many more seconds of video do you need?
  38. 38.⏱️ Your video must be 180 seconds long. Your clips add up to 8 seconds. How many more seconds of video do you need?
  39. 39.⏱️ Your video must be 90 seconds long. Your clips add up to 77 seconds. How many more seconds of video do you need?
  40. 40.⏱️ A video has three clips of 47, 48 and 32 seconds. How long is the video (in seconds)?

Answer key

  1. the sum of the clips
  2. 82
  3. 60
  4. half as long
  5. 5 min 45 s
  6. 58
  7. 21
  8. 123
  9. 32
  10. 64
  11. 31
  12. 70
  13. 112
  14. 50
  15. 7 min 55 s
  16. 23
  17. 7
  18. 2 min 0 s
  19. 1 min 35 s
  20. 210
  21. 24
  22. 255
  23. 20
  24. 23
  25. 28
  26. 26
  27. 4 min 55 s
  28. 12
  29. 3 min 15 s
  30. 28
  31. 48
  32. 8 min 35 s
  33. 570
  34. 32
  35. 6
  36. 8 min 45 s
  37. 82
  38. 172
  39. 13
  40. 127

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