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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 628 · 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 profile picture? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  2. 2.🟦 A photo is 4000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  3. 3.🟦 An image is 80 pixels wide and 60 pixels tall. How many pixels does it have in all?
  4. 4.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) sharper (c) louder (d) blocky (pixelated)
  5. 5.🟦 What is a pixel? (a) a tiny dot of colour (b) a type of paper (c) a font size (d) a sound
  6. 6.🟦 An image is 30 pixels wide and 100 pixels tall. How many pixels does it have in all?
  7. 7.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  8. 8.Which of these best fits 1:1? (a) a square sticker (b) a tall phone video (c) a widescreen TV (d) an older TV screen
  9. 9.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  10. 10.🟦 A 4:3 video frame is 440 pixels wide. How many pixels tall is it?
  11. 11.🟦 You shrink an 80 × 40 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.🟦 Which aspect ratio best fits an upright phone screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  13. 13.🟦 An image is 180 × 180 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  14. 14.🟦 You shrink a 180 × 60 pixel image to half its width and half its height. How many pixels does it have now?
  15. 15.🟦 An image is 100 × 100 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  16. 16.🟦 A 16:9 video frame is 1350 pixels tall. How many pixels wide is it?
  17. 17.Which of these best fits 16:9? (a) a square profile picture (b) a tall phone video (c) a widescreen slide (d) an older TV screen
  18. 18.🟦 Which aspect ratio best fits a square post? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  19. 19.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  20. 20.🟦 An image is 370 pixels wide and 170 pixels tall. How many pixels does it have in all?
  21. 21.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the font (d) the paper colour
  22. 22.🟦 An image is 540 × 360 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  23. 23.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  24. 24.🟦 An image is 80 pixels wide and 110 pixels tall. How many pixels does it have in all?
  25. 25.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  26. 26.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  27. 27.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.🟦 An image is 480 × 360 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  29. 29.🟦 You shrink a 160 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 A photo is 1000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.Which of these best fits 1:1? (a) a widescreen slide (b) a landscape video (c) an old-style monitor (d) a square profile picture
  32. 32.🟦 You shrink an 800 × 540 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.🟦 You shrink a 720 × 660 pixel image to half its width and half its height. How many pixels does it have now?
  34. 34.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  35. 35.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  36. 36.Which of these best fits 9:16? (a) a widescreen TV (b) an upright phone screen (c) an old-style monitor (d) a widescreen slide
  37. 37.🟦 An image is 230 pixels wide and 110 pixels tall. How many pixels does it have in all?
  38. 38.Which of these best fits 9:16? (a) a widescreen slide (b) a square sticker (c) a square profile picture (d) a tall phone video
  39. 39.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  40. 40.Which of these best fits 16:9? (a) a widescreen TV (b) a classic tablet screen (c) a tall phone video (d) an album cover

Answer key

  1. 1:1
  2. 12
  3. 4800
  4. blocky (pixelated)
  5. a tiny dot of colour
  6. 3000
  7. 280
  8. a square sticker
  9. 1650
  10. 330
  11. 800
  12. 9:16
  13. 1:1
  14. 2700
  15. 1:1
  16. 2400
  17. a widescreen slide
  18. 1:1
  19. 3
  20. 62900
  21. the number of pixels
  22. 3:2
  23. 900
  24. 8800
  25. 450
  26. 270
  27. 16
  28. 4:3
  29. 15200
  30. 3.5
  31. a square profile picture
  32. 108000
  33. 118800
  34. 16:9
  35. 1350
  36. an upright phone screen
  37. 25300
  38. a tall phone video
  39. 1200
  40. a widescreen TV

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