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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 757 · 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 aspect ratio best fits a square post? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  2. 2.🟦 Which aspect ratio best fits a tall phone video? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  3. 3.🟦 An image is 280 pixels wide and 50 pixels tall. How many pixels does it have in all?
  4. 4.Which of these best fits 1:1? (a) a square post (b) an old-style monitor (c) a widescreen TV (d) a classic tablet screen
  5. 5.🟦 A 4:3 video frame is 450 pixels tall. How many pixels wide is it?
  6. 6.🟦 An image is 110 pixels wide and 60 pixels tall. How many pixels does it have in all?
  7. 7.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  8. 8.🟦 A 4:3 video frame is 120 pixels wide. How many pixels tall is it?
  9. 9.🟦 You shrink a 260 × 560 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.🟦 An image is 360 × 270 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  11. 11.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 An image is 90 pixels wide and 80 pixels tall. How many pixels does it have in all?
  14. 14.🟦 Which aspect ratio best fits a square profile picture? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  15. 15.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  16. 16.🟦 An image is 60 pixels wide and 20 pixels tall. How many pixels does it have in all?
  17. 17.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  18. 18.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  19. 19.🟦 An image is 3840 × 2160 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  20. 20.Which of these best fits 4:3? (a) an album cover (b) a widescreen TV (c) an old-style monitor (d) a tall phone video
  21. 21.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) sharper (c) squashed or wide (d) more colourful
  22. 22.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  23. 23.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  24. 24.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
  25. 25.🟦 A 4:3 video frame is 60 pixels tall. How many pixels wide is it?
  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.🟦 An image is 110 pixels wide and 30 pixels tall. How many pixels does it have in all?
  28. 28.🟦 You shrink a 440 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  29. 29.🟦 A 4:3 video frame is 240 pixels tall. How many pixels wide is it?
  30. 30.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  31. 31.🟦 An image is 60 pixels wide and 180 pixels tall. How many pixels does it have in all?
  32. 32.🟦 An image is 330 × 220 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  33. 33.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  35. 35.🟦 The resolution of an image is … (a) the number of pixels (b) the font (c) the paper colour (d) the file name
  36. 36.🟦 You shrink a 580 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  37. 37.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  38. 38.Which of these best fits 16:9? (a) a classic tablet screen (b) a laptop film screen (c) an album cover (d) an upright phone screen
  39. 39.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  40. 40.🟦 An image is 160 × 120 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1

Answer key

  1. 1:1
  2. 9:16
  3. 14000
  4. a square post
  5. 600
  6. 6600
  7. 2400
  8. 90
  9. 36400
  10. 4:3
  11. 10
  12. 21
  13. 7200
  14. 1:1
  15. 1:1
  16. 1200
  17. 4
  18. 1500
  19. 16:9
  20. an old-style monitor
  21. squashed or wide
  22. 7.5
  23. 16:9
  24. 1890
  25. 80
  26. wider than it is tall
  27. 3300
  28. 15400
  29. 320
  30. 300
  31. 10800
  32. 3:2
  33. 1.5
  34. 4:3
  35. the number of pixels
  36. 110200
  37. 1200
  38. a laptop film screen
  39. 16:9
  40. 4:3

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