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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 89 · 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 280 pixels wide and 180 pixels tall. How many pixels does it have in all?
  2. 2.🟦 A photo is 4000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  3. 3.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) exactly the same (c) more colourful (d) sharper
  4. 4.Which of these best fits 1:1? (a) a landscape video (b) a tall phone video (c) a square post (d) an upright phone screen
  5. 5.🟦 Which aspect ratio best fits a phone story clip? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  6. 6.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the number of pixels (d) the file name
  7. 7.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) blocky (pixelated) (c) louder (d) sharper
  8. 8.🟦 An image is 20 × 20 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  9. 9.🟦 You shrink a 780 × 120 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.🟦 An image is 190 pixels wide and 400 pixels tall. How many pixels does it have in all?
  11. 11.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.Which of these best fits 16:9? (a) a tall phone video (b) a classic tablet screen (c) a square sticker (d) a widescreen TV
  14. 14.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  15. 15.Which of these best fits 4:3? (a) a widescreen slide (b) a landscape video (c) an old-style monitor (d) an album cover
  16. 16.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  17. 17.🟦 An image is 50 pixels wide and 100 pixels tall. How many pixels does it have in all?
  18. 18.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  19. 19.🟦 An image is 90 × 90 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
  20. 20.Which of these best fits 16:9? (a) a landscape video (b) a phone story clip (c) an old-style monitor (d) a square profile picture
  21. 21.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  22. 22.🟦 An image is 350 pixels wide and 300 pixels tall. How many pixels does it have in all?
  23. 23.🟦 An image is 160 × 90 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  24. 24.🟦 You shrink a 120 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.Which of these best fits 1:1? (a) a landscape video (b) a square sticker (c) an old-style monitor (d) a widescreen TV
  26. 26.🟦 An image is 1760 × 990 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  27. 27.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  28. 28.🟦 An image is 90 pixels wide and 70 pixels tall. How many pixels does it have in all?
  29. 29.🟦 An image is 50 × 50 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  30. 30.🟦 You shrink a 140 × 580 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 An image is 80 pixels wide and 230 pixels tall. How many pixels does it have in all?
  32. 32.🟦 Which aspect ratio best fits a square profile picture? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  33. 33.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  34. 34.Which of these best fits 16:9? (a) a widescreen slide (b) a square post (c) an old-style monitor (d) a square sticker
  35. 35.Which of these best fits 16:9? (a) an album cover (b) a laptop film screen (c) a classic tablet screen (d) a phone story clip
  36. 36.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  37. 37.Which of these best fits 9:16? (a) a square profile picture (b) an older TV screen (c) a phone story clip (d) a square sticker
  38. 38.🟦 A 4:3 video frame is 180 pixels tall. How many pixels wide is it?
  39. 39.🟦 Which aspect ratio best fits a square post? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  40. 40.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?

Answer key

  1. 50400
  2. 8
  3. squashed or wide
  4. a square post
  5. 9:16
  6. the number of pixels
  7. blocky (pixelated)
  8. 1:1
  9. 23400
  10. 76000
  11. 10
  12. 9
  13. a widescreen TV
  14. 3000
  15. an old-style monitor
  16. 1.5
  17. 5000
  18. 4:3
  19. 1:1
  20. a landscape video
  21. 3300
  22. 105000
  23. 16:9
  24. 21000
  25. a square sticker
  26. 16:9
  27. 750
  28. 6300
  29. 1:1
  30. 20300
  31. 18400
  32. 1:1
  33. 4:3
  34. a widescreen slide
  35. a laptop film screen
  36. 16:9
  37. a phone story clip
  38. 240
  39. 1:1
  40. 1200

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