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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 722 · 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) an upright phone screen (b) a square post (c) a widescreen slide (d) a landscape video
  2. 2.🟦 A 16:9 video frame is 640 pixels wide. How many pixels tall is it?
  3. 3.🟦 A photo is 6000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  4. 4.Which of these best fits 16:9? (a) a square profile picture (b) a classic tablet screen (c) a landscape video (d) a tall phone video
  5. 5.Which of these best fits 1:1? (a) a square sticker (b) a tall phone video (c) a widescreen slide (d) an upright phone screen
  6. 6.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  7. 7.🟦 A 16:9 frame is … (a) round (b) a perfect square (c) taller than wide (d) wider than it is tall
  8. 8.Which of these best fits 9:16? (a) an older TV screen (b) a landscape video (c) a tall phone video (d) a square post
  9. 9.🟦 You shrink a 180 × 80 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) sharper (c) exactly the same (d) squashed or wide
  12. 12.🟦 An image is 70 pixels wide and 200 pixels tall. How many pixels does it have in all?
  13. 13.🟦 An image is 180 × 180 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  14. 14.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  15. 15.Which of these best fits 4:3? (a) an older TV screen (b) an album cover (c) a widescreen slide (d) a tall phone video
  16. 16.🟦 You shrink an 80 × 600 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 An image is 40 pixels wide and 270 pixels tall. How many pixels does it have in all?
  18. 18.🟦 A 4:3 video frame is 360 pixels wide. How many pixels tall is it?
  19. 19.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  20. 20.🟦 A 4:3 video frame is 520 pixels wide. How many pixels tall is it?
  21. 21.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  22. 22.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  23. 23.🟦 An image is 350 pixels wide and 140 pixels tall. How many pixels does it have in all?
  24. 24.Which of these best fits 1:1? (a) a tall phone video (b) a phone story clip (c) a classic tablet screen (d) a square profile picture
  25. 25.🟦 An image is 130 × 130 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
  26. 26.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  27. 27.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  28. 28.Which of these best fits 4:3? (a) a widescreen slide (b) a landscape video (c) a square profile picture (d) an old-style monitor
  29. 29.Which of these best fits 1:1? (a) an upright phone screen (b) an album cover (c) a widescreen TV (d) a widescreen slide
  30. 30.🟦 An image is 320 pixels wide and 330 pixels tall. How many pixels does it have in all?
  31. 31.🟦 An image is 180 pixels wide and 260 pixels tall. How many pixels does it have in all?
  32. 32.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  33. 33.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 A 4:3 video frame is 800 pixels wide. How many pixels tall is it?
  35. 35.Which of these best fits 16:9? (a) a square post (b) a square profile picture (c) a phone story clip (d) a laptop film screen
  36. 36.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) sharper (c) blocky (pixelated) (d) longer
  37. 37.🟦 You shrink a 240 × 340 pixel image to half its width and half its height. How many pixels does it have now?
  38. 38.Which of these best fits 1:1? (a) a phone story clip (b) a square post (c) an older TV screen (d) a landscape video
  39. 39.🟦 An image is 3040 × 1710 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  40. 40.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?

Answer key

  1. an upright phone screen
  2. 360
  3. 6
  4. a landscape video
  5. a square sticker
  6. 4:3
  7. wider than it is tall
  8. a tall phone video
  9. 3600
  10. 4.5
  11. squashed or wide
  12. 14000
  13. 1:1
  14. 1800
  15. an older TV screen
  16. 12000
  17. 10800
  18. 270
  19. 1200
  20. 390
  21. 900
  22. 9:16
  23. 49000
  24. a square profile picture
  25. 1:1
  26. 1800
  27. 450
  28. an old-style monitor
  29. an album cover
  30. 105600
  31. 46800
  32. 1:1
  33. 3
  34. 600
  35. a laptop film screen
  36. blocky (pixelated)
  37. 20400
  38. a square post
  39. 16:9
  40. 420

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