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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 321 · 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.Which of these best fits 9:16? (a) a tall phone video (b) a classic tablet screen (c) an older TV screen (d) a square sticker
  2. 2.🟦 You shrink a 780 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  3. 3.Which of these best fits 1:1? (a) an older TV screen (b) a square post (c) an old-style monitor (d) a laptop film screen
  4. 4.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  5. 5.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  7. 7.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  8. 8.🟦 A 4:3 video frame is 180 pixels tall. How many pixels wide is it?
  9. 9.🟦 A photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.Which of these best fits 1:1? (a) a laptop film screen (b) a square profile picture (c) a tall phone video (d) a widescreen slide
  12. 12.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  13. 13.Which of these best fits 16:9? (a) a classic tablet screen (b) an old-style monitor (c) a landscape video (d) a square profile picture
  14. 14.🟦 You shrink a 420 × 600 pixel image to half its width and half its height. How many pixels does it have now?
  15. 15.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.Which of these best fits 16:9? (a) a square post (b) a widescreen slide (c) a square sticker (d) an old-style monitor
  17. 17.🟦 An image is 350 pixels wide and 40 pixels tall. How many pixels does it have in all?
  18. 18.🟦 The resolution of an image is … (a) the font (b) the file name (c) the number of pixels (d) the paper colour
  19. 19.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  20. 20.🟦 Which aspect ratio best fits a square profile picture? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  21. 21.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  22. 22.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  23. 23.🟦 A 16:9 video frame is 2720 pixels wide. How many pixels tall is it?
  24. 24.🟦 An image is 100 pixels wide and 30 pixels tall. How many pixels does it have in all?
  25. 25.Which of these best fits 4:3? (a) an old-style monitor (b) a landscape video (c) a square sticker (d) an album cover
  26. 26.🟦 A 16:9 frame is … (a) a perfect square (b) wider than it is tall (c) round (d) taller than wide
  27. 27.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  28. 28.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  29. 29.🟦 A 4:3 video frame is 200 pixels wide. How many pixels tall is it?
  30. 30.🟦 You shrink a 760 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) louder (d) blocky (pixelated)
  32. 32.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  33. 33.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  34. 34.🟦 A 4:3 video frame is 660 pixels tall. How many pixels wide is it?
  35. 35.🟦 You shrink a 420 × 160 pixel image to half its width and half its height. How many pixels does it have now?
  36. 36.🟦 Which aspect ratio best fits an album cover? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  37. 37.🟦 An image is 50 pixels wide and 50 pixels tall. How many pixels does it have in all?
  38. 38.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  39. 39.🟦 A photo is 6000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16

Answer key

  1. a tall phone video
  2. 74100
  3. a square post
  4. 16
  5. 2.5
  6. 4:3
  7. 9
  8. 240
  9. 9
  10. 3
  11. a square profile picture
  12. 16:9
  13. a landscape video
  14. 63000
  15. 7.5
  16. a widescreen slide
  17. 14000
  18. the number of pixels
  19. 300
  20. 1:1
  21. 3600
  22. 4:3
  23. 1530
  24. 3000
  25. an old-style monitor
  26. wider than it is tall
  27. 600
  28. 18
  29. 150
  30. 144400
  31. blocky (pixelated)
  32. 1200
  33. 1:1
  34. 880
  35. 16800
  36. 1:1
  37. 2500
  38. 16:9
  39. 15
  40. 16:9

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