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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 562 · 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.🟦 An image is 400 pixels wide and 80 pixels tall. How many pixels does it have in all?
  2. 2.🟦 An image is 80 pixels wide and 350 pixels tall. How many pixels does it have in all?
  3. 3.🟦 A 16:9 frame is … (a) round (b) wider than it is tall (c) a perfect square (d) taller than wide
  4. 4.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) longer (c) sharper (d) louder
  5. 5.🟦 Which aspect ratio best fits a square sticker? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  6. 6.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  7. 7.Which of these best fits 9:16? (a) a classic tablet screen (b) a phone story clip (c) a widescreen slide (d) an old-style monitor
  8. 8.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  9. 9.Which of these best fits 16:9? (a) a tall phone video (b) a square post (c) a widescreen TV (d) an upright phone screen
  10. 10.🟦 A 4:3 video frame is 200 pixels wide. How many pixels tall is it?
  11. 11.🟦 A photo is 6000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 A 16:9 video frame is 1600 pixels wide. How many pixels tall is it?
  14. 14.🟦 Which aspect ratio best fits a widescreen slide? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  15. 15.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.🟦 An image is 370 pixels wide and 30 pixels tall. How many pixels does it have in all?
  17. 17.🟦 You shrink a 720 × 640 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) a square profile picture (b) an album cover (c) an old-style monitor (d) a square sticker
  19. 19.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  20. 20.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  21. 21.🟦 The resolution of an image is … (a) the font (b) the number of pixels (c) the file name (d) the paper colour
  22. 22.🟦 A photo is 3000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  23. 23.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.Which of these best fits 4:3? (a) a widescreen TV (b) a widescreen slide (c) an older TV screen (d) an album cover
  25. 25.🟦 A 16:9 video frame is 1350 pixels tall. How many pixels wide is it?
  26. 26.🟦 A 4:3 video frame is 920 pixels wide. How many pixels tall is it?
  27. 27.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  28. 28.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  29. 29.🟦 A 4:3 video frame is 240 pixels tall. How many pixels wide is it?
  30. 30.🟦 A 16:9 video frame is 1920 pixels wide. How many pixels tall is it?
  31. 31.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  32. 32.Which of these best fits 1:1? (a) a classic tablet screen (b) an album cover (c) a widescreen TV (d) a landscape video
  33. 33.🟦 An image is 2560 × 1440 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  34. 34.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  35. 35.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  36. 36.🟦 Which aspect ratio best fits a widescreen TV? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  37. 37.Which of these best fits 4:3? (a) a classic tablet screen (b) a landscape video (c) a phone story clip (d) an album cover
  38. 38.Which of these best fits 9:16? (a) a tall phone video (b) an old-style monitor (c) an album cover (d) an older TV screen
  39. 39.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  40. 40.Which of these best fits 9:16? (a) a classic tablet screen (b) an upright phone screen (c) a landscape video (d) an older TV screen

Answer key

  1. 32000
  2. 28000
  3. wider than it is tall
  4. blocky (pixelated)
  5. 1:1
  6. 900
  7. a phone story clip
  8. 1350
  9. a widescreen TV
  10. 150
  11. 6
  12. 4
  13. 900
  14. 16:9
  15. 6
  16. 11100
  17. 115200
  18. an old-style monitor
  19. 8
  20. 1:1
  21. the number of pixels
  22. 12
  23. 6
  24. an older TV screen
  25. 2400
  26. 690
  27. 1200
  28. 9:16
  29. 320
  30. 1080
  31. 16:9
  32. an album cover
  33. 16:9
  34. 300
  35. 1800
  36. 16:9
  37. a classic tablet screen
  38. a tall phone video
  39. 9:16
  40. an upright phone screen

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