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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 662 · 40 questions
TalentJR

Creator's tip (Width times height): Pixels = width × height; megapixels = pixels ÷ 1000000. Aspect ratio = width : height. 16:9 wide, 4:3 squarer, 1:1 square, 9:16 tall. Keep the ratio: a 16:9 frame 1920 pixels wide is 1920 ÷ 16 × 9 = 1080 tall. Printing: inches × pixels per inch.

NameDateTime takenScore ___ / 40
  1. 1.🟦 You shrink a 580 × 240 pixel image to half its width and half its height. How many pixels does it have now?
  2. 2.🟦 You shrink a 260 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  3. 3.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  4. 4.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  5. 5.Which of these best fits 16:9? (a) an album cover (b) a square post (c) a widescreen slide (d) an older TV screen
  6. 6.Which of these best fits 16:9? (a) a phone story clip (b) a classic tablet screen (c) a laptop film screen (d) an upright phone screen
  7. 7.Which of these best fits 4:3? (a) a landscape video (b) an old-style monitor (c) a tall phone video (d) an album cover
  8. 8.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  9. 9.Which of these best fits 1:1? (a) a laptop film screen (b) a square sticker (c) a tall phone video (d) a classic tablet screen
  10. 10.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  11. 11.🟦 A 16:9 video frame is 3520 pixels wide. How many pixels tall is it?
  12. 12.🟦 What is a pixel? (a) a type of paper (b) a tiny dot of colour (c) a sound (d) a font size
  13. 13.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
  14. 14.🟦 An image is 60 × 40 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  15. 15.🟦 An image is 380 pixels wide and 40 pixels tall. How many pixels does it have in all?
  16. 16.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  17. 17.🟦 You shrink a 60 × 40 pixel image to half its width and half its height. How many pixels does it have now?
  18. 18.Which of these best fits 4:3? (a) an older TV screen (b) a widescreen slide (c) a landscape video (d) a square post
  19. 19.Which of these best fits 16:9? (a) an album cover (b) a landscape video (c) a tall phone video (d) an upright phone screen
  20. 20.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  21. 21.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  22. 22.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  23. 23.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) sharper (c) longer (d) louder
  24. 24.🟦 A 16:9 video frame is 1280 pixels wide. How many pixels tall is it?
  25. 25.🟦 A 16:9 video frame is 1350 pixels tall. How many pixels wide is it?
  26. 26.Which of these best fits 9:16? (a) an album cover (b) a tall phone video (c) an old-style monitor (d) a classic tablet screen
  27. 27.🟦 A 16:9 frame is … (a) round (b) taller than wide (c) a perfect square (d) wider than it is tall
  28. 28.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  29. 29.🟦 You shrink a 220 × 420 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 A photo is 4000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.🟦 An image is 300 pixels wide and 80 pixels tall. How many pixels does it have in all?
  32. 32.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  33. 33.🟦 You shrink a 100 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  34. 34.🟦 An image is 640 × 360 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  35. 35.🟦 You shrink a 740 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  36. 36.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.Which of these best fits 4:3? (a) a landscape video (b) an upright phone screen (c) a classic tablet screen (d) a widescreen slide
  38. 38.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  39. 39.Which of these best fits 9:16? (a) a phone story clip (b) an album cover (c) a square sticker (d) an old-style monitor
  40. 40.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?

Answer key

  1. 34800
  2. 45500
  3. 1200
  4. 16:9
  5. a widescreen slide
  6. a laptop film screen
  7. an old-style monitor
  8. 9:16
  9. a square sticker
  10. 9:16
  11. 1980
  12. a tiny dot of colour
  13. 4:3
  14. 3:2
  15. 15200
  16. 1050
  17. 600
  18. an older TV screen
  19. a landscape video
  20. 16:9
  21. 3
  22. 4:3
  23. blocky (pixelated)
  24. 720
  25. 2400
  26. a tall phone video
  27. wider than it is tall
  28. 16:9
  29. 23100
  30. 14
  31. 24000
  32. 900
  33. 10000
  34. 16:9
  35. 25900
  36. 3
  37. a classic tablet screen
  38. 1
  39. a phone story clip
  40. 420

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