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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 531 · 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.🟦 The resolution of an image is … (a) the number of pixels (b) the font (c) the paper colour (d) the file name
  2. 2.Which of these best fits 1:1? (a) a square profile picture (b) an upright phone screen (c) a landscape video (d) a tall phone video
  3. 3.🟦 You shrink a 120 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  4. 4.🟦 A 16:9 video frame is 1350 pixels tall. How many pixels wide is it?
  5. 5.🟦 You shrink a 660 × 560 pixel image to half its width and half its height. How many pixels does it have now?
  6. 6.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  7. 7.🟦 An image is 140 pixels wide and 350 pixels tall. How many pixels does it have in all?
  8. 8.🟦 An image is 180 × 180 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  9. 9.🟦 An image is 80 × 80 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  10. 10.🟦 An image is 80 pixels wide and 50 pixels tall. How many pixels does it have in all?
  11. 11.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  12. 12.🟦 Which aspect ratio best fits a square sticker? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  13. 13.🟦 A 16:9 video frame is 1440 pixels wide. How many pixels tall is it?
  14. 14.🟦 An image is 400 pixels wide and 270 pixels tall. How many pixels does it have in all?
  15. 15.🟦 An image is 140 pixels wide and 120 pixels tall. How many pixels does it have in all?
  16. 16.🟦 A 4:3 video frame is 360 pixels wide. How many pixels tall is it?
  17. 17.🟦 You shrink an 80 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  18. 18.🟦 A 16:9 frame is … (a) taller than wide (b) wider than it is tall (c) round (d) a perfect square
  19. 19.Which of these best fits 4:3? (a) a phone story clip (b) a square sticker (c) a square post (d) an old-style monitor
  20. 20.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  21. 21.🟦 You shrink a 560 × 320 pixel image to half its width and half its height. How many pixels does it have now?
  22. 22.🟦 An image is 50 pixels wide and 390 pixels tall. How many pixels does it have in all?
  23. 23.Which of these best fits 16:9? (a) a widescreen slide (b) a square sticker (c) an older TV screen (d) a classic tablet screen
  24. 24.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  25. 25.🟦 A 16:9 video frame is 630 pixels tall. How many pixels wide is it?
  26. 26.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
  27. 27.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?
  28. 28.🟦 A photo is 6000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  29. 29.🟦 A 4:3 video frame is 520 pixels wide. How many pixels tall is it?
  30. 30.🟦 You shrink a 300 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.Which of these best fits 9:16? (a) a tall phone video (b) a classic tablet screen (c) an older TV screen (d) an old-style monitor
  32. 32.🟦 A photo is 5000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 An image is 220 pixels wide and 100 pixels tall. How many pixels does it have in all?
  34. 34.Which of these best fits 16:9? (a) a laptop film screen (b) an older TV screen (c) a square profile picture (d) a square sticker
  35. 35.🟦 Which aspect ratio best fits a widescreen TV? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  36. 36.Which of these best fits 9:16? (a) an older TV screen (b) a laptop film screen (c) an old-style monitor (d) an upright phone screen
  37. 37.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
  38. 38.🟦 You shrink a 300 × 260 pixel image to half its width and half its height. How many pixels does it have now?
  39. 39.🟦 An image is 2080 × 1170 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  40. 40.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =

Answer key

  1. the number of pixels
  2. a square profile picture
  3. 22800
  4. 2400
  5. 92400
  6. 4:3
  7. 49000
  8. 1:1
  9. 1:1
  10. 4000
  11. 300
  12. 1:1
  13. 810
  14. 108000
  15. 16800
  16. 270
  17. 2800
  18. wider than it is tall
  19. an old-style monitor
  20. 270
  21. 44800
  22. 19500
  23. a widescreen slide
  24. 4:3
  25. 1120
  26. 1890
  27. 420
  28. 6
  29. 390
  30. 10500
  31. a tall phone video
  32. 12.5
  33. 22000
  34. a laptop film screen
  35. 16:9
  36. an upright phone screen
  37. 450
  38. 19500
  39. 16:9
  40. 4

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