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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 742 · 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 300 × 160 pixel image to half its width and half its height. How many pixels does it have now?
  2. 2.Which of these best fits 4:3? (a) an old-style monitor (b) a widescreen TV (c) a laptop film screen (d) a landscape video
  3. 3.Which of these best fits 16:9? (a) a square sticker (b) a square post (c) an album cover (d) a laptop film screen
  4. 4.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  5. 5.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  6. 6.🟦 An image is 200 × 200 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  7. 7.🟦 An image is 370 pixels wide and 250 pixels tall. How many pixels does it have in all?
  8. 8.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  9. 9.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  11. 11.🟦 An image is 180 pixels wide and 80 pixels tall. How many pixels does it have in all?
  12. 12.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) louder (c) blocky (pixelated) (d) sharper
  13. 13.🟦 An image is 300 × 200 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
  14. 14.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the file name (d) the number of pixels
  15. 15.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  16. 16.🟦 What is a pixel? (a) a sound (b) a type of paper (c) a tiny dot of colour (d) a font size
  17. 17.🟦 An image is 370 pixels wide and 360 pixels tall. How many pixels does it have in all?
  18. 18.🟦 Which aspect ratio best fits a laptop film screen? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  19. 19.Which of these best fits 4:3? (a) a tall phone video (b) an album cover (c) a square profile picture (d) an older TV screen
  20. 20.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.Which of these best fits 16:9? (a) an older TV screen (b) a phone story clip (c) an old-style monitor (d) a widescreen slide
  22. 22.🟦 An image is 120 × 90 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  23. 23.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.🟦 You shrink an 80 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 An image is 300 pixels wide and 320 pixels tall. How many pixels does it have in all?
  26. 26.🟦 A 16:9 video frame is 2080 pixels wide. How many pixels tall is it?
  27. 27.🟦 An image is 250 pixels wide and 110 pixels tall. How many pixels does it have in all?
  28. 28.Which of these best fits 16:9? (a) an upright phone screen (b) a square sticker (c) an old-style monitor (d) a widescreen TV
  29. 29.🟦 A 4:3 video frame is 320 pixels wide. How many pixels tall is it?
  30. 30.Which of these best fits 1:1? (a) a laptop film screen (b) a phone story clip (c) a square profile picture (d) a widescreen TV
  31. 31.Which of these best fits 1:1? (a) a square post (b) a widescreen TV (c) an old-style monitor (d) an upright phone screen
  32. 32.🟦 An image is 220 pixels wide and 90 pixels tall. How many pixels does it have in all?
  33. 33.Which of these best fits 16:9? (a) a classic tablet screen (b) an upright phone screen (c) a landscape video (d) a square sticker
  34. 34.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  35. 35.🟦 An image is 310 pixels wide and 290 pixels tall. How many pixels does it have in all?
  36. 36.Which of these best fits 9:16? (a) a laptop film screen (b) a landscape video (c) an upright phone screen (d) a square post
  37. 37.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  38. 38.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  39. 39.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  40. 40.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen slide (c) an album cover (d) a tall phone video

Answer key

  1. 12000
  2. an old-style monitor
  3. a laptop film screen
  4. 16:9
  5. 1200
  6. 1:1
  7. 92500
  8. 1500
  9. 15
  10. 9:16
  11. 14400
  12. blocky (pixelated)
  13. 3:2
  14. the number of pixels
  15. 1050
  16. a tiny dot of colour
  17. 133200
  18. 16:9
  19. an older TV screen
  20. 16
  21. a widescreen slide
  22. 4:3
  23. 7.5
  24. 7600
  25. 96000
  26. 1170
  27. 27500
  28. a widescreen TV
  29. 240
  30. a square profile picture
  31. a square post
  32. 19800
  33. a landscape video
  34. 900
  35. 89900
  36. an upright phone screen
  37. 1350
  38. 600
  39. 1650
  40. a tall phone video

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