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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 207 · 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.🟦 You shrink a 60 × 180 pixel image to half its width and half its height. How many pixels does it have now?
  2. 2.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  3. 3.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  4. 4.Which of these best fits 9:16? (a) an old-style monitor (b) an older TV screen (c) a widescreen TV (d) a tall phone video
  5. 5.Which of these best fits 1:1? (a) a widescreen slide (b) a square profile picture (c) an old-style monitor (d) a tall phone video
  6. 6.🟦 A photo is 3000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  7. 7.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  8. 8.🟦 An image is 160 pixels wide and 170 pixels tall. How many pixels does it have in all?
  9. 9.🟦 An image is 140 × 140 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  10. 10.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  11. 11.Which of these best fits 16:9? (a) a classic tablet screen (b) a laptop film screen (c) a square post (d) a tall phone video
  12. 12.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a sound (d) a tiny dot of colour
  13. 13.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the number of pixels (d) the file name
  14. 14.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  15. 15.🟦 An image is 400 × 300 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  16. 16.🟦 You shrink a 720 × 60 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 An image is 3840 × 2160 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1
  18. 18.Which of these best fits 4:3? (a) a landscape video (b) a laptop film screen (c) a classic tablet screen (d) an album cover
  19. 19.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  20. 20.🟦 An image is 310 pixels wide and 200 pixels tall. How many pixels does it have in all?
  21. 21.🟦 You shrink a 100 × 120 pixel image to half its width and half its height. How many pixels does it have now?
  22. 22.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  23. 23.🟦 You shrink a 520 × 300 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.🟦 You shrink a 120 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 An image is 140 pixels wide and 250 pixels tall. How many pixels does it have in all?
  26. 26.Which of these best fits 16:9? (a) an upright phone screen (b) a square post (c) a widescreen TV (d) a phone story clip
  27. 27.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  29. 29.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  30. 30.🟦 You shrink a 240 × 420 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 A photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  32. 32.🟦 An image is 20 × 20 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
  33. 33.🟦 A photo is 5000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 You shrink a 40 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 An image is 310 pixels wide and 100 pixels tall. How many pixels does it have in all?
  36. 36.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  37. 37.🟦 A 16:9 video frame is 270 pixels tall. How many pixels wide is it?
  38. 38.Which of these best fits 4:3? (a) a widescreen TV (b) a landscape video (c) a square post (d) an old-style monitor
  39. 39.🟦 An image is 480 × 320 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
  40. 40.🟦 An image is 350 pixels wide and 230 pixels tall. How many pixels does it have in all?

Answer key

  1. 2700
  2. 16:9
  3. 16:9
  4. a tall phone video
  5. a square profile picture
  6. 6
  7. 1350
  8. 27200
  9. 1:1
  10. 4:3
  11. a laptop film screen
  12. a tiny dot of colour
  13. the number of pixels
  14. 4:3
  15. 4:3
  16. 10800
  17. 16:9
  18. a classic tablet screen
  19. 450
  20. 62000
  21. 3000
  22. 4:3
  23. 39000
  24. 12000
  25. 35000
  26. a widescreen TV
  27. 3
  28. 1800
  29. 1:1
  30. 25200
  31. 9
  32. 1:1
  33. 5
  34. 7400
  35. 31000
  36. 1050
  37. 480
  38. an old-style monitor
  39. 3:2
  40. 80500

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